Brand SingFire Model SF-134B Color Black+Silver Quantity 1 Material Aluminum alloy+Stainless steel Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 4 Brightness 2500 lm Working Voltage 3.7 V Circuitry 2500*4 mA Number of Modes 3 Mode Arrangement hi>lo>fast strobe(long press the button can be into the fast strobe in any mode) Switch Type Reverse clicky Switch Location Bezel Mode Memory No Runtime 2-3h Beam Range 200m Lens Glass Reflector Aluminum Smooth Battery Configuration 4*18650 batteries(not included) Strap Included No Clip Included No Other Feature Hard anodized; 4*XML T6 Emitters high light flashlight of lifespan up to more then 100000 hours no need to consider replacing the emitter for the whole life. Three modes: high light low light and fast strobe(long press can be into fast strobe in any mode) bezel switch. using 4 pcs 18650 batteries. Certification CE/RoHs Keywords High light flashlight Packing List 1 x Flashlight 1 x English user manual 1 x Box