1. Large air volume, silent and undisturbed, three-speed adjustment
2. Turbine on both sides to gather wind, no fan blades and no hair clipping
3. Double cooling, rapid cooling
4. Elastic silicone, light to wear
5. Simple button design, one-button control of wind speed and cooling
6. Adjustable turbine port, the direction can be adjusted at will, dustproof and anti-curling
7. Noise: below 36dB
8. Power mode: USB
9. Battery capacity: 2000mah
10. Rated power: 5W
11. Rated voltage: 5V
12. Working current: 450mA
13. Noise: below 36dB
14. Material: ABS++PP+Silicone+Electronic components
15. Dimensions: 175 x 60 x 206mm
16. Weight: 280g