Handheld turboventilator - 15000 RPM koeling

[High-Speed Handheld Fan] - Turbocharged, speed increased by 50%. 1-100 speed adjustment, 2000-15000 RPM, wind speed is 9m / second. Additionally, equipped with a built-in semiconductor cooling chip, the temperature of the cooling plate can drop sharply to 21 degrees Celsius within 30 seconds℃。 The appearance and weight have also been upgraded. Weighs only 0.49 pounds and is 10% thinner. Can be controlled with one hand and carried around. [Super Long Cooling Time] - Combination of brushless motor and 4000mAh battery. One charge can cool for 24 hours. Additionally, significantly improve wind speed, power, and endurance. The handheld fan's speed is 2.5 times that of an ordinary personal fan, reaching up to 15,000 RPM. Ice Nano Cooling Chip - You can directly feel the cold sensation. Add a cooling function module. After turning on the cooling module, the cooling plate will quickly cool down, reducing the temperature to 16 degrees within 30 seconds℃。 The cooling pad can be close to the skin, allowing the body to instantly experience a truly refreshing sensation. [Aerograde Brushless Motor] – Reduces noise by up to 98.5%. Unlike other regular motors, brushless motors can reduce noise while increasing wind speed; low-speed mode is 20dB, full-speed mode is only 50dB, allowing free use even in conference rooms and libraries without disturbing others. [Portable and Foldable] - This portable mini fan measures only 0.49 pounds and 90° Foldable. You can put it in your pocket or bag, and it also comes with an anti-loss strap that can be hung around your neck. So wherever you go, this handheld fan can keep you cool. It's a cooling companion for travel and outdoor sports, also a thoughtful gift for women/men. [Digital Display] - This portable fan comes with a high-definition digital display that shows the current wind speed and remaining battery life, so you don't need to worry about the fan's remaining power. When this mini fan's battery power is low, you can arrange charging in advance to ensure you have a cool companion for every trip. 【Worry-Free Exchange】 - DooGooCoo High-Speed Handheld Fan Always Comes with a 12-Month Warranty.