NcStar Ultra Compact Pistol Green Laser Quick Release Weaver Mount. With its all aluminum construction this Laser Sight by NcSTAR is built to last. The quick release system on the NC-Star Compact Laser Sight w/ QR Mount allows it to attach to most Weaver and Picatinny style rails. This NcSTAR Laser Sight has fully adjustable settings for windage and elevation. The Nc-Star Green Compact Ultra Green Pistol Laser Sight w/ QR Mount is powered by 1 CR2W Lithium battery that provides you with a sight that is able to function for an incredibly long time. Specifications for NcStar Ultra Compact Pistol Green Laser Sight: Manufacturer: NcSTAR Color: Black Beam Color: Green Laser Output: 5 mW Wavelength: 532 nm Attachment Type: Weaver Picatinny Battery Type: CR2 Battery Quantity: 1 Operating Temperature: 59 - 95 Fahrenheit Length: 2.72 in Weight: 7.4 oz Fabric/Material: Anodized Aluminum Mount Type: Weaver Gun Type: Pistol Features of Ncstar Ultra Compact Pistol Laser Sight - Green Beam: All aluminum construction Durable Lightweight Fully adjustable for windage and elevation Package Contents: NcStar Ultra Compact Pistol Green Laser Sight AQPTLMG 1x CR2 lithium battery NcStar AQPTLMG: Ultra Compact Pistol Green Laser Sight with Quick Release Mount