Brand SingFire Model SF-538 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 1 Working Voltage 4.2 V Battery Configuration 4 x18650 rechargeable Li-ion battery pack Circuitry 2500mA Brightness 800 lm Runtime 2~3 hours Number of Modes 3 Mode Arrangement Hi(100%) > Low(20%) > Strobe (10Hz) Mode Memory No Switch Type Forward clicky Switch Location Tailcap Lens Glass Reflector Aluminum smooth (SMO) Flashlight Mounting Handlebar and helmet (helmet mount not included) Beam Range >300m Strap Included No Clip Included Yes Features IP68 water resistant / Hard anodized Certification CE/RoHs Packing List 1 x Headlamp 1 x Battery pack (4 x 18650) 1 x Charger (Input: AC100V-240V/50-60Hz; Output: DC4.2V/500mA 2-flat-pin plug cable length: 90cm) 1 x Belt (Suitable for 40~60cm head size) 1 x Bicycle Clip 1 x Gift box 1 x English user manual