Official Crimson Trace Product. Universal Rail Mount Green Laser. Polymer Housing w/ Aluminum Clamps. 2 Hour Battery Life. For Full-Size & Compact Handguns. Can Be Used on Shotguns & Rifles As Well. Brand New Factory Sealed. Item Pictured Is What Will Be Received. The clamps included will accommodate Glock rails and Picatinny rails. All items come from a smoke free pet free environment. Feedback Will Be Given Once Feedback Is Received. Take A Look At My Other Items For Sale. I always strive for excellent customer service and satisfaction. If you are satisfied with your experience, please leave feedback. Thank You For Your Business.