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R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:18.3mm for No.8, 19.1 for No.9, 20mm for No.10, 20.8mm for No.11, 21.6mm for No.12 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:8.3mm for No.8 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:19.1 for No.9 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:20mm for No.10 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:20.8mm for No.11 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:21.6mm for No.12 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:8.3mm for No.8 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:19.1 for No.9 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:20mm for No.10 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:20.8mm for No.11 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:21.6mm for No.12 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:8.3mm for No.8 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:19.1 for No.9 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:20mm for No.10 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:20.8mm for No.11 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. R09 Smart Ring Waterproof Health Fitness Rings Heart Rate Blood Oxygen Sleep Monitoring Body Temperature Health and Sleep Monitor with Charging Case for Men Women Compatible with Xiaomi Samsung Phone Feature: 1. Revolutionary Smart Ring: This smart ring is your personal health monitor, tracking steps, sleep, heart rate, and more. With support for over 30 languages, it ensures seamless integration into your daily routine, no matter where you are. 2. Comprehensive Health Monitor:Monitor your well-being with this health monitor, featuring blood oxygen measurement, HRV, stress levels, and sleep tracking. It's designed for those who want to stay informed about their health metrics effortlessly. 3. Versatile Health Fitness Rings: These health fitness rings offer multiple sports modes and exercise data tracking, helping you achieve your fitness goals. Calculate steps, distance, and calories while staying connected with remote photo capabilities. 4. Advanced Sport Health Ring: Track your health with this sport health ring, measuring skin temperature and offering female physiological reminders. Its multilingual support ensures accessibility and ease of use in any language. 5. Innovative Sleep Ring:Enhance your rest with this sleep ring, which provides detailed sleep analysis and stress monitoring. Its sleek design and multifunctionality make it an essential accessory for health-conscious individuals. Specification: Origin: Mainland China Product name: Smart Ring Size:21.6mm for No.12 Chipset Supplier: Realtek Chipset: RTL8762 ESF APP: QRing Compatible System:  Compatible with Android 5.1 (inclusive) and above, Compatible with IOS 8.0 (inclusive) and above FLASH memory: RAM 104KB FLASH 512KB BT: 5.2 low-power Bluetooth-Compatible  chip Accelerometer: ST LIS2DOCTR Heart Rate: Vcare VC30F-S Battery Type: Polymer Li-ion Capacity: 14mAh (18mAh for No.11 and above) Charging Method: Magnetic Charging Case Waterproof Level): 5ATM Ring charging time: about 1.5 hours Life time: 5-7 days in use, 15 days in standby Appearance material: stainless steel Weight: 3.5g Packaging size: 103*80*32mm Gross weight: 92g Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! 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