Designed exclusively and solely for use with the following: Sig Sauer P365/XL closed rail system subcompact handguns; not compatible with Sig Sauer P365 XMacro; verify compatibility and fitment before purchase Powerful 1,000 Lumens, 10,000 Candela, 200 Meter beam and a run time of 30 Minutes, (light only or light/red laser combo); the red laser mode only has a run time of 29 Hours Rail grip clamp system securely attaches/detaches quickly and safely with no tools and without putting your hands in front of muzzle Featuring three modes: LED light only, LED/laser combo, laser only, plus an user-enabled strobe mode; laser is rated class 3R, 640-660nm with an ouput of <5mW Features interchangeable ambidextrous rear paddle switches that are easy to swap out with multi-tool