Brand RUSTU Model R68S Color Grey Quantity 1 Material Aluminum casted Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 7 Brightness 4200 lm Working Voltage 7.2~8.4 V Circuitry 1600~1780 mA Number of Modes 4 Mode Arrangement Lo > Hi > SOS > Fast strobe (Long press seconds at right side button) Switch Type Forward clicky Switch Location Head Mode Memory No Runtime 4 hours (Lo mode depends on the battery capacity) Beam Range 500 meters Lens Tempered optical glass Reflector Aluminum Smooth / SMO Battery Configuration 6 x 18650 (not included) Strap Included Yes Clip Included No Other Feature LED battery capacity display; Waterproof: IPX-8; Long press 2 seconds left side blue button enter into Lo mode (1500lm) press again into Hi mode (4200lm) then into Fast strobe and SOS mode (The mode will cycle); Continuously press twice into fast strobe when it's off; Long press the right button slowly into custom low brightness (cycle) under low mode in this mode press two seconds into the fast strobe mode; Long press the right button slowly into custom high brightness (cycle) under high mode in this mode press two seconds into the fast strobe mode; Ideal for outdoor activities secure and search etc Certification CE Packing List 1 x Flashlight 1 x Strap (40cm) 1 x O-Ring