Olight M23 Cree XP-l LED 1020 Lumens 436 Meter Beam Distance 18650 Tactical Flashlight for Outdoor Camping Hiking Hunting Customized Cree XP-L LED, maximum output of 1020 lumens, beam distance of 436 meters. Shockproof body and enhanced conductivity tail cap structure. Anti-scratch type III hard anodizing aluminum body. There is a 99% light transmittance rate through the tempered glass lens that has a two-sided anti-re IPX8 water-proof capability