BF-911 Rechargeable 60 Lumen Colorful Light Bicycle Bike Tail Light Helmet Warning Light

1. 15 kinds of colorful lighting effects, safe and cool for night travel
2. USB interface for fast charging, convenient and environmentally friendly
3. Multiple usage methods, can be installed on bicycles, backpacks, helmets, etc., making going out more convenient and safer
4. Waterproof, shockproof, compact and portable
5. Lamp beads: LED
6. Battery: 400 mAh
7. Brightness: 60 lumens
8. Mode: 15 lighting effects
9. Shell: ABS
10. Dimensions: approx. 66 x 35 x 35mm
11. Weight: about 76g (including bracket)