Durable Construction Machined from MilSpec hardanodized aerospace aluminum, dual Oring and gasket seals delivers IPX4 waterproof level which make light rugged, durable and combat ready.Blinding Brightness A virtually indestructible, recoilproof LED generates 1200 lumens of blinding white light and continues producing tacticallevel light for 3 hours 200 meters beam.Easy to Install Fixed rail grabber with thumbscrew easily attaches to Picatinny rails (no tools required), can be quickly attached or detached structure in seconds.HighPerformance The optically coated tempered glasses provide better light transmission, total internal reflection (TIR) lens creates versatile beam with plenty of reach and sufficient peripheral illumination for mediumrange operations.2 Types of Switches It uses either a remote switch with momentaryconstanton operation or a pushbutton tail switch for different tactical needs. Tactical, military users will enjoy the dualswitch tail cap which allows for easy singlehanded operation. Press the tail button to switch, easy to control.Specifications:Brightness: 1200 LumensWorking Mode: OnOffWeight: 222g 7.8oz (with battery)LED Light Source: CREE XPL V6Power Source: 1xLithium Battery(included)Size: 5.7"x1.3"x1.3" (Flashlight)Charging Time: 3 HoursInclude:1 x Feyachi WL18 Weapon Flashlight1 x Tap Switch2 x Batteries1 x Battery Charger