Brand SingFire Model SF-540 Quantity 1 Color Black + red Material Aluminum alloys Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool white Number of Emitters 1 Working Voltage 8.4 V Battery Configuration 4 x 18650 rechargeable li-ion battery Circuitry 2500mA Brightness 950 lm Runtime 4 hours Number of Modes 4 Mode Arrangement Hi > Mid > Lo > Fast strobe Mode Memory No Switch Type Forward clicky Switch Location Tailcap Lens Glass Reflector No Flashlight Mounting Handlebar and helmet Beam Range Above 300m Strap Included No Clip Included No Features Water resistant / Hard anodized / Zoom-to-throw Certification CE / RoHs Packing List 1 x Headlight 1 x Battery pack (33cm) 1 x 2-Flat-Pin plug power adapter (100~240V / 110cm) 1 x Elastic headlight band 2 x Powerful rubber rings 1 x English user manual