Ride into the night with the high intensity AMPP900 Headlight featuring OptiCube™ lens technology for a wide beam and excellent side visibility for safety. The AMPP900’s compact and durable alloy body features a three level battery indicator. Improved longer runtimes give you be best possible performance from a solid and bright front light.  Tech SpecsDimension：32 x 102  x 33 mmWeight：136 grams light unit and batteryLight source：High intensity white LED x1Battery：Li-ion rechargeable battery 3.7V-2500mAhRecharge time：Approx 3-7 hrs only supports USB A to C rechargeWater resistant：IPX4 MODES - OUTPUT - RUNTIMEHigh - 900lm - 2Mid - 400lm - 3Low - 200lm - 5Daytime Hyper Constant - 200+900lm - 4