Blinding Brightness - A virtually indestructible, recoil-proof LED generates 1200 lumens of blinding white light and continues producing tactical-level light for 4 hours 200 meters beam. Durable Performance - The Feyachi FL14 flashlight was made of aircraft-grade aluminum alloy with black anodized matte finish, which makes it durable and shockproof. It has waterproof o-rings with the anti-abrasive coating so the flashlight can be used in the rainy day. Easy to Install - The offset mount is equipped with QD cam lock, can be quickly attached or detached structure in seconds. The hexagon screwdriver and 4 screws to mount your led light conveniently are also included. 2 Types of Switches - Comes with a constant on button switch and a momentary on pressure switch (2 modes) for different tactical need. Tactical, military users will enjoy the dual-switch tail cap which allows for easy single-handed operation. Press the tail button to switch, easy to control. What's Included - 1 x Feyachi FL11 Tactical Light, 1 x Offset Mount, 1 x Press Switch, 1 x Allen Wrench, 2 x 18650 Batteries, 5-year product warranty and 7×24 hrs friendly customer service.