The Streamlight ProTac HL-X Jack-Cap provides operational switch redundancy, featuring both a push-button switch and a port for a remote pressure switch. Jack-Cap multi-function tail switch with momentary and latching constant on operation. Remote pressure switch with momentary operation. One-handed operation of momentary, variable intensity or strobe mode. TEN-TAP programmable switch allows user selection of one of three different programs: 1.) high/strobe; 2.) high only; 3.) low/high.