Brand UltraFire Model UF-88 Quantity 1 Color Black + silver Material Aluminum alloy Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 5 Working Voltage 7.2~8.4 V Battery Configuration 4 x 18650 batteries (3200mAh with two parallel two series included) Circuitry 2800mA Brightness 2500 lm Runtime 2 hours Number of Modes 3 Mode Arrangement Hi>Low>Fast Strobe Mode Memory No Switch Type Reverse clicky Switch Location Bezel Lens Glass Reflector Aluminum Smooth Flashlight Mounting Handlebar Beam Range 300 meters Strap Included No Clip Included No Features Press the switch for 3s to change from constant output modes to fast strobe mode. Packing List 1 x Bikelight with cable (70cm-cable) 1 x 18650 battery pack with cable (40cm-cable) 1 x AC power charger adapter (100~240V / 2-flat pin-plug / 140cm-cable) 2 x Rubber O-rings