Rear light,USB Rechargeable(Silicone)
COB red LED (180° view angle)
Functions:steady-1/2steady-flash-off
With low battery indicator
Luminance:25Lm
Waterproof:IPX4
Article size:79x31.2x22.3mm
Bracket size:22.2~31.8mm
Installed: vertical or horizontal
Battery size:rechargeable 3.7V 320mAh