Custom - fit LaserMax Red Lasers. Put the dot on the spot! SAVE BIG! Shot in the dark? I think not! Red Lasers from LaserMax install in minutes, NO gunsmithing required, so every shot is a confident shot, whether you"re shooting from the hip or full-draw. Precision: Factory aligned at 10 yds., adjustable for windage and elevation; 5mW, 650nm output; Custom-designed to fit perfectly; Mounts to frame without changing out parts or altering your weapon; Sits just under bore for best accuracy and prevents your finger from blocking the beam; Ambidextrous activation for right or left-handed shooters; Distinct on / off switch turns the laser on only when you need it; 5-hr. battery life on one 1/3N lithium battery (included).; Weighs 1/2 oz. Order now! WARNING: You must be 18 or older to purchase Lasers. Lasers cannot be shipped to New York City; D.C.; MA or Puerto Rico. Lasers cannot be shipped Parcel Post. Please check your State, County and City laws for restrictions before ordering Lasers. LaserMax Red Laser for Ruger LC9