Brand UltraFire Model 807B Quantity 1 Color Black + silver Material Aluminum alloy Emitter Brand Cree LED Type XR-E Emitter BIN Q5 Color BIN Cool White Number of Emitters 1 Working Voltage 3.6~4.2 V Battery Configuration 1 x 18650 (not included) Circuitry 750mA Brightness 160 lm Runtime 2 hours Number of Modes 3 Mode Arrangement Hi > Lo > Fast strobe Mode Memory No Switch Type Forward clicky Switch Location Side Lens Plastic convex lens Reflector No Strap Included No Clip Included No Band Length 40cm Beam Range 100 meters Other Feature Zoom-to-throw; With 5-LED red rear alarm light mode: Left to right strobe > strobe > steady on Packing List 1 x Headlamp