Brand RUSTU Model R300S Color Black Quantity 1 Material T6063 Aluminum Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 3 Brightness 2200 > 1500 > 2000 lm Working Voltage 3.6~4.2 V Circuitry 6500~7700 mA Number of Modes 3 Mode Arrangement Hi > Lo > Fast strobe (Long press 2 seconds) Switch Type Forward clicky Switch Location Head Mode Memory No Runtime 4 hours (Depends battery capacity) Beam Range 300 meter Lens Tempered optical glass Reflector Aluminum Smooth / SMO Battery Configuration 4 x 18650 (not included) Strap Included Yes Clip Included No Other Feature Hard anodized: HA-III Certification CE Packing List 1 x Flashlight 1 x Strap (35cm) 1 x O-Ring