The Aeon Labs Inline Smart Energy Switch is a Z-Wave light switch specifically used to enable Z- Wave commands and control (on/off) a device that is connected to a standard Schuko Wall Outlet.It can also report immediate wattage consumption or kWh energy usage over a period of time. The wireless module is powered from the mains supplys. In the event of power failure, non-volatile memory retains all programmed information relating to the units operating status. This device support secure communication when included by a controller that also supports secure communication. The device will then send all commands as secure commands unless the receiving device can not accept them. Then the command is send the normal way automatically.