ROCKBROS Q3 Sensing Auto On/Off Bicycle Light Bike Taillight Waterproof USB LED Bike Cycling Light for Night Riding

• Light sensor: When natural light is sufficient, the light automatically goes out; when it is dark, it lights up again.
• Vibration: Leave the lights for 30 seconds, the lights will automatically go out; when they vibrate, the lights will turn on again.

Specification:

• Product: Bicycle Tail Light
• Model: Q3
• Material: aluminum alloy + plastic
• Waterproof: IPX6
• Charging type: USB interface
• Light mode: 4 modes (bright/breathing light/flash/fast flash)
• Battery capacity: 300 mA
• Rated voltage: 3.7V
• Minimum battery life: 12 hours
• Maximum battery life: 30 hours