For Models 17, 17L, 22, 24, 31, 34, 35, 37 *On 3rd Generation (Finger-Groove) Frames Only
Technical Specifications: Beam Intensity - 5mw peak, 633nm, class IIIa laser. Maximum output that federal law and technology allow. Dot Size - Approximately 0.5" diameter at 50 feet. Power Source - Two #2032 lithium batteries (included); over four hours of on-time use and a five year shelf life. Rear-Activation button Fully adjustable windage and elevation Three-year warranty