Brand UltraFire Model D-50 Quantity 1 Color Black Material Aluminum alloy Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 2 Working Voltage 8.4 V Battery Configuration 4 x 18650 (included) Circuitry 1800mA Brightness 580 lm Runtime 2~3 hour Number of Modes 4 Mode Arrangement Lo > Mid > Hi > Fast strobe (Long press 3s) Mode Memory No Switch Type Forward clicky Switch Location Tailcap Lens Glass Reflector Aluminum Textured / OP Flashlight Mounting Handlebar and helmet Beam Range 200m Strap Included No Clip Included No Certification CE Packing List 1 x Headlamp (15cm-cable) 1 x Headband (circumference 40cm) 2 x Fix rubber rings 1 x 2-flat-pin plug power charger (100~240V / 100cm) 1 x 18650 battery pack (110cm-cable) 2 x Cable ties