The smartRVcontrols are multi-function wireless remote control modules. They can be configured to control more than eight different functions in your RV. Control lights (bulb or LED), jacks, awnings, slides, relays, valves, very long RGB LED light arrays and more. The smartRVapp mobile app can control multiple smartRVcontrol wireless units at the same time. Download the free smartphone smartRVapp, available on iOS App Store and Android Google Play. Each smartRVcontrols unit has 100 feet of wireless range and cell / WiFi service is not needed for wireless operation. The smartRVcontrols smart RV wireless units also have our smartLOCK™ environmental safety system. This groundbreaking feature will automatically lock all device operation while your RV / Camper is in motion!