Crimson Trace LASERGRIP GEN3 G26/G27/G33 01-1340
User adjustable for windage and elevation. Dot size is approximately.5 inches at 50 feet. One 1/3N 3v Lithium or two 357 Silver Oxide batteries; over four hours of on-time use and a five year shelf life. Includes holster. Made In The USA.