GIVELONG USB Charging Portable Fan Student Hanging Neck Type Leafless Fan(Elegant White)

1. Material: ABS + electronic components
2. Speed mode: 3 levels of adjustment
3. Working time: 90-300 minutes
4. Power supply: USB 500 mA
5. Output power: 0.5-1W
6. Battery voltage: 3.7V
7. Input voltage: 5V
8. Input current: 0.5-1A
9. Output voltage: 2.4-4.2V
10. Charging current: 5V/0.5A
11. The length of the lanyard can be adjusted
12. Hidden fan leaf design to avoid curling hair or fingers
13. Hanging neck design, free hands
14. Small size, easy to carry
15. Dimensions: 68x54x75 mm, the rope length is 300 mm adjustable
16. Weight: 105 grams