1. 3-speed wind, no feeling to wear, long-lasting battery life, small and portable
2. 30 degree rotating air supply, safe air outlet
3. Adopt brushless motor to reduce fan noise
4. Use time: about 3 hours for the first gear, about 2 hours for the second gear, and about 1 hour for the third gear
5. Charging time: about 1.5 hours
6. Power supply mode: USB charging / built-in lithium battery
7. Battery capacity: 800mah
8. Material: ABS+PP+electronic components
9. Working current: first gear 240mA; second gear 400mA; third gear 830mA
10. Power usage: 1st gear 0.9W; 2nd gear 1.5W; 3rd gear 3W
11. Battery voltage: 3.7v
12. Input voltage: DC 5V
13. Noise: below 36dB
14. Size: about 69x64x83mm
15. Weight: about 132g
