The Model WA00Z-1 is a Smart Switch Cover with Z-Wave radio. Built-in Z-Wave radio - can control Z-Wave Light Bulb and switches/dimmers remotely and wirelessly. Plug and play, simple setup. Fits over an existing wall switch. Manually turn on, off, dim your lights while keeping the smart light bulb always online in your home network. Works with different types and brands of Z-Wave LED Light control devices. Powered by Z-Wave® 500 Series module inside.