The plug-in appliance module is an easy-to-install RF control for use with general purpose switching loads. Communication with the Maestro® wireless system is accomplished by using clear Connect™ RF technology. The appliance module can be configured to work with Pico® wireless controls and radio Powr Savr™ sensors to turn off lighting and loads in standby mode such as printers, monitors and televisions when the space is unoccupied.