Product parameters:
Weight: 130g
Size: 91*75*51mm
Battery: 1400 mA
Use time: 10-20 hours
Charging time: 3 hours
Voltage: 5V/1A
Lighting mode: 5 modes
Lumens: 75 lumens
Waterproof: IPX-6
Features:
1. Brake sensor: turn on the bicycle tail light. When it senses the brake. Will enter the highlight mode for 3 seconds
2. Accident warning: When the bicycle fall to the ground. It will enter a 3 long and 2 short flash mode.
3. Light sensor: enter mode 5. When the surrounding light is sufficient. It will close after 3 seconds. When the surrounding environment becomes dark. It will light up within 5 seconds.
4. When the bicycle fell to the ground. It will all light up and flash.
Please note:
If the seat tube is >28.6mm. There will be some gaps after installation. If the rubber ring cannot be used. Please use cable ties to install