Bike brake sensor light
Led:16RGB Battery:360mAH Function:brake sensor
Working time:4-5hrs Charging time:2hrs
1)high quality ABS , anti shatter
2)IP65, even in rainy day you can ride bicycle with it!
4)4 flash modes,steady-flash-breath-strobe
1)pls insert the light into the base
2)tighten the base under the seat
3)Long press the button to power on/off. Short the button to shift the modes.
when you stop suddenly, the tail light will light in max lumen.