1. Unique shape, lightweight and portable
2. With key chain, can be hung on the bag
3. Wind speed three adjustable
4. Rated voltage: 3.7V
5. Battery capacity: 250mAh
6. Charging interface: USB
7. Rated power: 3W
8. Size: about 7.8 x 5.2 x 3.8cm
9. Weight: about 55g