Next generation rear paddle switches with HIGH and LOW options 1,000 lumens; 200 m beam; runs 1.5 hours Uses two (2) CR123A lithium batteries (included) Safe off feature prevents accidental activation; saves batteries Details The TLR-9 includes customized ergonomic switches featuring a low or high position to match your shooting style. It features an ambidextrous on/off switch and a rail clamp that is designed to rapidly attach/detach from a broad range of full frame weapons. Its low-profile design prevents snagging and a safe off feature prevents accidental activation, saving batteries.