The Streamlight TLR-10 is a rail-mounted weapon light with a 1,000 lumen, 200m beam for tactical operations. A strobe function can be used to disorient, while the integrated red laser helps zone in on a target.Specifications and Features:Attachment Method: ClampBatteries Included: YesBattery Type: CR123ABattery: CR123Beam Distance: 656 FeetBody Diameter: 0.6 InchesBulb Color: WhiteBulb Type: LEDLight Output High: 1000 LumensLight Output Low: 300 LumensMaterial: Aircraft AluminumRechargeable: NoRun Time High: 90 Minutes