Streamlight TLR-4 G Compact Rail-Mounted Tactical Light with Green Laser Securely fits a broad range of weapons using key kit provided Features C4 LED technology, Green laser provides high visibility long-range targeting Ultra lightweight and compact Ambidextrous momentary/steady On-Off switch Serialized for positive identification Class 3R Laser Product (Does not exceed Class IIIA emission limits), &lt;5mW power output This is a Class 3R Laser Product, 640-660 nm, Output &lt;5mW