R/C Switch. For any 4.8V accessory up to 5.0A. Draw less than 15 mA at 4.8V when "on". Automatically shuts off when signal is lost. Plug the 3 pin socket into receiver on any channel. Match red to positive, black/brown to negative and white/orange to signal. Plug the 2 pin male connector into a battery (maximum voltage 30V) with red to positive. Attach the output leads to the load.