Enerwave ZWN-323M Z-Wave Plug-in Dimmer Module Smart Meter, Remote ON/OFF & Dimming Control, 1 Bypass (Always On) Outlet - White Z-wave Plug in wall outlet enables remote ON/OFF and Dimming control from anywhere using smartphone & computer One "always-on" AC receptacle, the other outlet Z-Wave enabled; Carefully designed to keep other wall outlet accesable Z-Wave gateway required, can be controled in scene groups of multiple z-wave devices Smart Meter Enables Real Time Energy Consumption Monitoring; Side-Plug Design for Space Saving One Plug Always-On AC Receptacle, Another Z-Wave Enabled. Device acts as a Z-Wave Network Repeater