Brand SingFire Model SF-548 Quantity 1 Color Black + Silver Material Aluminum alloys Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 4 Working Voltage 8.4 V Battery Configuration 4 x 18650 (included) Circuitry 2.8A Brightness 1524 lm Runtime 2 hours Number of Modes 5 Mode Arrangement Hi > Mid > Lo > Fast Strobe > SOS Mode Memory No Switch Type Forward clicky Switch Location Bezel Lens Glass Reflector Aluminum Smooth Flashlight Mounting Handlebar / helmet Beam Range 500m Strap Included No Clip Included No Features Hard anodizing Certification CE//RoHs Packing List 1 x Bike light (62cm-cable) 1 x Headlamp strap 1 x 18650 battery pack (37cm-cable) 1 x Charger (Input: AC100-240v/50-60Hz; Output: DC8.4/1000mA; 2-flat-pin plug; cable length: 119cm) 2 x Rubber rings 1 x English user manual