CRIM1087 Features: * Lasergrip * Material: Polymer grip * Activation: Instinctive for front * User adjustment: Wind age and elevation * Fit model: Hk45c * External battery cap with lanyard attachment * Exceeds mil standard specs for waterproof, high and low temperature operation * Made in USA Specifications: * Laser output: 5mw Peak,633nm and class 3R red laser * Battery Type: 1/3N 3V Lithium battery for 4 hours Dimensions: * Overall dimensions: 5" H x 3" W x 2" D Warranty: * Manufacturer provides 3 years warranty