The TLR-10 with integrated green laser includes customized ambidextrous switches with either a low or high position to match your shooting style. It features a rail clamp that is designed to rapidly attach/detach from full frame weapons. Specifications for Streamlight TLR-10 G LED Tactical Weapon Light w/Green Laser & Rear Switch Options: Manufacturer: Streamlight Light Output: 1000 lumens Bulb Type: LED Battery Type: Lithium Metal, CR123A Beam Color: White Color: Black Gun Model: Universal Beam Distance: 200 m Length: 3.87 in Weight: 4.62 oz Gun Make: Universal Battery Life: 1.5 hours Weather Resistance: Yes Finish: Anodized Lens Material: Borofloat High Temperature Glass Package Type: Box Battery Quantity: 2 Condition: New Mount Type: Rail Fabric/Material: 6000 Series Machined Aircraft Aluminum Features of Streamlight TLR-10 G LED Tactical Weapon Light w/Green Laser & Rear Switch Options Runs 1.5 hours (LED only or LED/laser); runs 11 hours (laser only) Custom TIR optic produces a concentrated beam with optimum peripheral illumination; integrated 510-530nm green laser Ambidextrous on/off switch Safe off feature prevents accidental activation; saves batteries Rail grip clamp system securely attaches/detaches quickly and safely with no tools and without putting your hands in front of the muzzle Securely fits a broad range of full-sized handguns Durable, anodized machined aluminum construction User-enabled strobe function Package Contents: Streamlight TLR-10 G LED Tactical Weapon Light w/Green Laser & Rear Switch Options 2 CR123A Lithium Batteries