Color Black Brand SLH Model SLH-H813 Quantity 1 Set Material Aluminum Emitter Brand Cree LED Type XP-E Emitter BIN R5 Color BIN Neutral White Number of Emitters 1 Working Voltage 3.7~4.5 V Power Supply 1 x 18650 (included) Current 1000 mA Theoretical Lumens 250 lumens Actual Lumens 180 lumens Runtime 3~6 Hour Number of Modes 3 Mode Arrangement HiLowFast Strobe Mode Memory No Switch Type Reverse clicky Switch Location Head Lens Plastic Reflector No Band Length 20 cm Compatible Circumference 25~50cm Beam Range 80 m Other Features Rotary zooming; Water-resistant Packing List 1 x Headlight 1 x US plug power adapter (100~240V / 50cm-cable) 1 x 18650 battery