1. Material: ABS
2. Fit and comfortable
3. Rapid cooling in 3 seconds
4. Air flow up and down in four directions
5. 720 degree blowing angle
6. Rated voltage: 5V
7. Power supply mode: USB
8. Noise: 36dB or less
9. Bladeless turbine, quiet and low noise
10. Built-in 5000 mAh lithium battery
11. Natural wind, not easy to get headaches when blowing for a long time
12. Silicone hose, anti-sweat, reduce the growth of bacteria
13. Net weight: 205g