Bicycle Smart Sensor Brake Light USB Tail Light Warning Light

1. Lamp beads: 16LED (SMD red light LED)
2. Battery: polymer lithium battery
3. Battery capacity: 380 mA
4. Charging mode: USB fast charging
5. Brightness: 15 lumens
6. Range: 200m
7. Use time: 5 hours (strong light) and more than 10 hours (weak light)
8. Mode: 5 modes: touch switch: (Marquee, Tai Chi, breathing, fast flash, slow flash)
9. Long press the switch: OFF
10. Double-click the switch: turn on/off the smart brake mode
11. Waterproof rating: IPX65
12. Material: 6063-T6 aluminum alloy + PC engineering plastics
13. Size: 4x3cm
14. Product net weight: 31g
15. Package weight: 79g (color box, lamp holder, plastic buckle, USB cable, manual)