The Athlon Talos EDC Reflex Sight is designed for today's subcompact carry firearms. A low-profile composite housing is built duty-tough. With 50,000 hours of battery life the Talos series is always ready. The Talos EDC's compact footprint is ideally suited for the Sig Sauer P365, Springfield Hellcat, Glock 43 MOS, and many others using the RMSc footprint standard. FeaturesEffectively reduces reflected light and increases the transmission of light giving you a brighter image than normal single coated lensesOffers 50,000 hours battery life at medium illumination setting