AimSHOT 5mW Red Laser with Mount. AimSHOT Laser Sight weapons laser system is wildly powerful, fast, and dependable for target acquisition. The extra bright 632nM laser has a four-point alignment system for improved accuracy and ease of calibration. The casing and electronic components are shock-resistant and engineered to withstand tough conditions. Complete with accessory rail mount and 5" remote cord. Features and Specifications: Manufacturer Number:KT6132 Wavelength: 632nM Outout Power: 5mW Battery Life (laser): 5 Hours Continuous 6061 T6 Aircraft Aluminum Alloy Water Resistant Actual Product Weight: 1.25oz Product Length: 1.75" Product Diameter: .65" AimSHOT 5 Year Limited Warranty Finish: Anodized Matte Black Includes: Three Standard LR44 batteries