Color Black Brand ZHISHUNJIA Model ZSJ-3*U2 Quantity 1 Set Material Aluminum alloy Emitter Brand Cree LED Type XM-L Emitter BIN U2 Number of Emitters 3 Color BIN Cool White Working Voltage 8.4 V Power Supply 4 x 18650 (not included) Current 1.8~3 A Theoretical Lumens 3000 lumens Actual Lumens 2200 lumens Runtime 4 Hour Number of Modes 4 Mode Arrangement HiMidLowSlow Strobe Mode Memory No Switch Type Reverse clicky Lens Glass Reflector Aluminum Smooth Flashlight Mounting Handlebar and Helmet Switch Location Tailcap Beam Range 200 m Other Features Bicycle tail 7-LED red light modes arrangement: Steady on > Fast strobe > Flashing > Strobe from left to right > Strobe from right to left > Fast strobe from left to right > Fast strobe from right to left; The bicycle headlamp with battery indicator display green means sufficient power and red means you need to charge for it right now; Long press switch 3s to enter into slow strobe Packing List 1 x Bicycle light (80cm-cable) 1 x Battery pack (35cm) 2 x O-rings 1 x 2-flat-pin plug power charger (100~240V / 90cm) 1 x Bicycle tail light (Powered by 2 x AAA not included)