1) Powered by 1PCS 18650 rechargeable Li-on battery.
2) 105mm(L)*31mm(W)*30.4mm(H).
3) N.W.: 115g/0.25 lb(include battery).
4) Can be mounted under the handlebar (Compatible with the GoPro bracket)
5) Wireless control technology, Vibration sensing & temperature control technology;
6) With cut off light beam.
7) Type C charging, powered by normal 18650 battery and replaceable.
8) Side warning light and power indicator to check the remaining power.