Brand: UltraFire Model: LY-E6 Material: 6016-T6 Aluminum alloy Emitter Brand: Cree LED Type: XM-L BIN: T6 Color: Cool white Number of Emitters: 1 Voltage Input: 3.7~4.2V Battery Configuration: 1 x 18650 or 3 x AAA (not included) Circuitry: 1200mA Brightness: 1000lm (manufacturer rated actual 455lm) Runtime: 3~5 hours Number of Modes: 5 Mode Arrangement: Hi > Mid > Lo > Fast strobe > SOS Mode Memory: Yes Switch Type: Reverse clicky Switch Location: Tailcap Lens: Resin convex lens Reflector: No Strap Included: Yes Clip Included: No Beam Range: 1000 meters Other Features: Zoom-to-throw Other Accessory: 1 x AAA battery holder