The Glock Tactical Light is equipped with the ultimate electronic features at a minimal weight and it is designed specifically for duty use under exreme circumstances. The high-resistant Glock polymer casing holds Xenon-technology electronics packing high luminous power that is available at the touch of the ergonomically places "Soft Switch". Will fit all Glock models with accessory Rails.LUMENS: 60 - Extremely BrightOVERALL LENGTH:76mm / 2.99inOVERALL HEIGHT:51mm / 2.01inOVERALL WIDTH:30.6mm / 1.18inWEIGHT WITH BATTERIES:86g / 3.03ozWEIGHT WITHOUT BATTERIES:51.14g / 1.80ozBATTERIES:2 X Lithium 3V CR123RUNTIME:ca. 70 MinutesRANGE:30 m / 98 ftMOUNTING:Glock/NATO/Weaver RailLAMP:Glock Xenon