1. 3-speed cooling fan, silent design, long-lasting battery life, intelligent dual control
2. Simple control of cooling and fan speed, free to use
3. High-definition digital display, display temperature and power
4. Enlarge the air outlet, the wind is smooth and soft, refreshing and comfortable
5. Semiconductor refrigeration, comfortable to wear
6. Applicable area: less than 10 square meters
7. Material: ABS/PC/electronic components
8. Power mode: USB
9. Battery capacity: 2000mah
10. Noise: below 70dB
11. Rated power: 3W
12. Input current: 1A
13. Rated voltage: 5V
14. Battery life: 6-8 hours