The single switch 2 is designed to be installed in standard wall switch boxes or anywhere else where it is necessary to control one electric device. It is designed to turn electrical devices on and off and to measure their power and energy consumption. The compact size of the device makes it the world's smallest of its type and allows for the product to be installed in wall switch boxes or housings. The single switch 2 can be controlled either via Z-Wave network or with a wall switch through a direct connection. Compatible with most Z-Wave controllers such as home center 2 and lite, SmartThings, Nexia, vera, clare controls and homeseer.