1000 lumens White light output,Powered by: 1 x 3.7V battery (battery not included)Body of this flashlight is built of high quality aluminum alloy,and it has a very solid constructionOutdoor activities.(for climbing,camping,seeking survival,walking, fishing as well as hunting, etc.)Two switch mode:remote pressure switch/ 1 mode Tactical Tail Switch (on/off), Throw distance: Approximately 100 meters (110 yards)Designed to mount on certain hand pistols, rifles and shotguns with proper mounting equipment.specifications:Material: 6061T AluminiumBulb: XM-L LED, Max output 1000 LumensLight Color: WhiteLighting Distance: 200-500 mModes: 1Current: 1.5AOperate Voltage: 3.7-18VBatteries:1 x rechargeable Li-Ion battery (not include)Body Color: BlackDual Switches:Switch 1: Tail-cap switch On/OffSwitch 2: Light momentary on switch by Pressure PadSize(mm): 133(Length)x30(Head Diameter)24(Body Diameter)Rail Mount features:45 degree angle design for attachment of lasers, flashlights, R/G dot sights, scope QD thumb Nut, quickly mounted and released. Mounts to any Picatinny or Weaver Style Rail. Easy to Use with QDThumb Nut, quickly mounted and released.Color: Matte Black FinishMaterial: Alloy MetalSize: 30mm(W) X 72mm(L) Ring Width: 25.4mmRail Width: 20mmPackage Included:1 x xm-l led 1000 lm Tactical Flashlight1 x Tactical Pressure switch1 x Rail Mount Dear customer, Thank you for choosing our products. If there is any problem with our products, please contact us through the order information. We will be happy to serve you and solve it for you as soon as possible within 12 hours, thank you