The ProTac series expands into weapon-mounted lights with this 350 lumen light featuring a dedicated fixed-mount for Picatinny rails. It uses either a remote switch with momentary/constant on operation or a standard push-button tail switch, and can run on either a lithium battery or an easy-to-find alkaline battery. Includes batteries, remote pressure switch, push-button tail switch, remote retaining clips, double-sided tape and zip ties