Fenix Flashlights TK32 900 Lumens Flashlight, Black Max 900 lumen output throws amazing 1312 ft (400 meters) beam with dual tail switch for momentary-on and output selection Four outputs including integrated red, green, and blue LEDs with 100mw output (66 lumens) Made of durable aircraft-grade aluminum with type iii hard anodized finish; waterproof to ipx-8 (2 meters for 30 minutes) 6.3In (Length) x 1inch (body diameter) x 2 (head diameter) Uses one 18650 rechargeable li-ion battery or two cr123abatteries (not included)