Brand: UltraFire Model: N/A Material: Aluminum alloy Emitter Brand: Cree LED Type: XM-L BIN: T6 Color: Cool white Number of Emitters: 1 Voltage Input: 3.6~4.2V Battery Configuration: 1 x 18650 or 3 x AAA (not included) Circuitry: 1200mA Brightness: 455lm Runtime: 2 hours Number of Modes: 5 Mode Arrangement: Hi > Mid > Lo > Fast strobe > SOS Mode Memory: Yes Switch Type: Reverse clicky Switch Location: Tailcap Lens: Plastic convex lens Reflector: No Strap Included: Yes Clip Included: No Beam Range: 100 meters Other Features: Zoom-to-throw; Water resistant; Glow-in-the-dark tailcap Other Accessory: 1 x AAA battery holder 1 x 18650 holder