Color Black Brand ZHISHUNJIA Model ZSJ-L70 Quantity 1 Set Material Aluminum alloy Emitter Brand Cree LED Type XM-L2 Emitter BIN U2 Number of Emitters 7 Color BIN Cool White Working Voltage 8.4 V Power Supply 6 x 18650 (8800mAh included) Current 2.5~4 A Theoretical Lumens 5600 lumens Actual Lumens 4000 lumens Runtime 4 Hour Number of Modes 3 Mode Arrangement HiLowFast Strobe Mode Memory No Switch Type Forward clicky Lens Glass Reflector Aluminum Smooth Flashlight Mounting HandlebarHandlebar and HelmetHelmet Switch Location Tailcap Beam Range 300 m Bike Lamp Interface Size 3.5mm Battery Pack Interface Size 3.5mm Packing List 1 x Headlamp (60cm-cable) 1 x US plug power charger (100~240V / 90cm) 1 x Battery pack (50cm-cable) 2 x Rubber rings