The Sidewinder Boot is the new standard flashlight for boot camp, recruit/basic training and wherever extra military instruction occurs. Features white LED with high and low modes: High: 55 lumens; 63m beam; runs 8 hours (additional 20 hours at 7 lumens) Low: 7 lumens; 24m beam; runs 90 hours Integrated slide-in-place red filter Uses two (easy to find) "AA" alkaline batteries; also accepts two "AA" lithium batteries for extended operation in extreme temperature environments (-40AdegF to 150AdegF) Tactile battery polarity indication on body facilitates battery replacement in the dark Battery compartment cap hinged to prevent loss Multi-function push-button power switch Cord attachment holes provided in battery compartment cover capable of supporting 25 lb (11kg) of load High-impact, super-tough polymer body offers exceptional durability IPX7; waterproof to 1m for 30 minutes Durable Belt/Clothing clip with integral helmet mount features Length: 4.29" (10.9 cm); 3.52 oz. (100g) with alkaline batteries (included with purchase); 2.88 oz. (82g) with lithium batteries Available in Coyote Assembled in USA Specifications High Lumens 55 Run Time on High 8.00 hours Run Time on Low 90.00 hours Beam Distance 63 meters Battery Type AA Alkaline Battery Quantity 2 Length 4.29 inches (10.90 centimeters) Weight 3.52 ounces (99.79 grams) Colors Coyote