Aimshot Red Pistol Laser: * Extra bright 632nm red laser * 4 point alignment system * Water resistant * Battery life: 5 hours continuous * 6061 T6 aircraft aluminum alloy construction * Batteries: 3 LR44 * Weight: 1.25 oz * Includes the MT61166 Railmount, pressure pad switch and on/off slide switch * 5 year limited warranty * Model# KT6132 Aimshot Red Pistol Laser: * Extra bright 632nm red laser * 4 point alignment system * Water resistant * Battery life: 5 hours continuous * 6061 T6 aircraft aluminum alloy construction * Batteries: 3 LR44 * Weight: 1.25 oz * Includes the MT61166 Railmount, pressure pad switch and on/off slide switch * 5 year limited warranty * Model# KT6132