Three modes and strobe: High for a super-bright beam: 615 lumens; 219m beam distance; runs 1.25 hours Medium for bright light and longer run time: 320 lumens; 155m beam distance; runs 2.5 hours Low for light without glare and extended run time: 160 lumens; 110m beam distance; runs 4.5 hours Strobe for disorienting or signaling your location; runs 3 hours IPX4 water-resistant; 2m impact resistance tested Anti-roll head prevents the light from rolling away when set down Lithium-ion battery fully recharges in 3.5 hours Clamp-style charger holder prevents over-charge LED indicates charge status PiggyBack charger doubles your run time by charging a spare battery (sold separately) to reduce down time Dual power input USB port or traditional AC/DC charging Integrated micro-USB interface ensures a secure connection USB port for convenient charging (power input only) Durable aircraft aluminum construction for law enforcement and professional use Borofloat high-temperature glass lens Grooved barrel adapts to long gun mount 5.9 (14.99 cm); 5.2 oz. (148 grams) Get extraordinary brightness in a wide beam pattern with the Strion LED HL. This rechargeable, high lumen professional flashlight is ideal for searching a large area, with 615 lumens and 219 meters of beam distance.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }