This Whistler remote On/Off cable switch allows your inverter to be stored near your battery source while allowing you the convenience of turning the inverter on or off from a distance. Now you will not have to worry about no load drains on your batteries! The length of the remote switch is 6 feet, and is easy to splice if necessary. Whistler models PI-1200W, PI-2000W, & PI-3000W come prewired for use with this remote On/Off Switch.