HEITIGN Bicycle Indicator Lights, Ultra Bright Smart Bike Tail Light Rechargeable Taillights Bicycle Waterproof…

Features:
1. Use smart sensors to start and stop automatically. The bicycle tail light will automatically turn on at low brightness and then turn off at high brightness. It also lights up when braking, and automatically switches to brake light mode when decelerating.
2. USB charging is faster and can work continuously for more than 20 hours (250 mAh). It comes with a USB cable that can be plugged into a wall charger or any other device with a USB port.
3. When the backlight detects a change in light, increase the daylight mode and automatically change the light intensity reference.
4. Automatic mode and manual mode. Press the button to turn on the tail light, then press the button twice to change other modes (automatic signal turns on the automatic green light mode).

Descriptions:
Material: Plastic
LED: 16 red
LED brightness: 10 lumens
Product size: 40x27x24 mm
Gross weight: 32g
Battery: 602025
Battery capacity: 220mAh

Package included:
1*Bike Tail Light
1*Fixed Clip
1*Fixed Band
1*USB Cable

Automatically: Use smart sensors to start and stop automatically. The bicycle tail light will automatically turn on at low brightness and then turn off at high brightness. It also lights up when braking, and automatically switches to brake light mode when decelerating.
USB: USB charging is faster and can work continuously for more than 20 hours (250 mAh). It comes with a USB cable that can be plugged into a wall charger or any other device with a USB port.
Design: When the backlight detects a change in light, increase the daylight mode and automatically change the light intensity reference.
Mode: Automatic mode and manual mode. Press the button to turn on the tail light, then press the button twice to change other modes (automatic signal turns on the automatic green light mode).
Convenient: Compact and easy to handle, samll size, light, not to add to the burden of riding, is a great bicycle taillight, it brings more safety and reliability to your outdoor riding, driving, it is very Great little assistant.