Streamlight 69265 TLR-2 800 High Lumens G Rail Mounted Flashlight with Green Laser, Black C4 LED technology, impervious to shock with a 50,000 hour lifetime; 510-530nm direct drive green laser with wide operating temperature range Streamlight TLR-2 HLG Tac Light with laser Black Finish Includes Rail Locating Keys for Glock style 1913 Picatinny S&W White and green laser settings. TLR-2 HL G runs 1.5 hours (Laser/LED simultaneously). 17 hours (Laser only). Operating temperature: -40F to +120F Green laser provides high-visibility long-range targeting Includes keys for Glock-style, Picatinny, Beretta 90two, S&W 99 and S&W TSW Class 3R Laser Product (Does not exceed Class IIIA emission limits), &lt;5mW power output This is a Class 3R Laser Product, 510-530 nm, Output &lt;5mW