Brand RUSTU Model D32 Quantity 1 Color Black Material Aluminum alloy Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 3 Working Voltage 8.4 V Battery Configuration 4 x 18650 batteries (4400mAh included) Circuitry 1200mA Brightness 2500 lm Runtime 4 hours (Lo mode); 3 hours (Mid mode); 2 hours (Hi mode) Number of Modes 4 Mode Arrangement Hi > Mid > Lo > Fast strobe Mode Memory No Switch Type Forward clicky Switch Location Tailcap Lens Tempered optical glass lens Reflector Aluminum Smooth / SMO Strap Included No Clip Included No Band Length Three sides flexible bands single length 22cm Suitable Head Circumference Over 16 years old Beam Range 300 meters Other Feature IPX8 / HA-III; Lo mode: 900lm 1-LED lightening for 4 hours; Mid mode: 1600lm 2-LED lightening for 3 hours; Hi mode: 2500lm 3-LED lightening for 2 hours. Certification CE Packing List 1 x Headlamp (70cm-cable) 1 x Battery pack (35cm-cable) 1 x 2-Flat-Pin plug power charger (AC 100~240V / 140cm) 1 x Head band 2 x Fixed rings