Remote pressure switch features momentary and “constant on” operation. Integrated rail clamp attaches to MIL-STD-1913 rails– Easy to attach, secure mounting. Operating temperature: -40°F to +120°F. IPX7 waterproof to 1 meter for 30 minutes (with standard button switch). IPX4 water-resistant (with remote pressure switch). Includes remote pressure switch, push-button tailcap switch, remote retaining clips, double-sided tape and zip ties.