Fits SIG Sauer P365. Light only. 100 lumens. 89m beam distance. Ambidextrous operation. Contoured housing securely attaches to trigger guard. Operating temperature: -20F to 120F. Batteries are replaceable with unit mounted on handgun with no re-sight necessary. Serialized. Requires (2) CR1/3N batteries (not included). Boxed with hanging tab.