Features: Without the need to run wires, the Micro-Module Pack allows you to place a switch where you choose.
It integrates with existing switches eliminating the need of running new wires or cutting extra holes in the wall.
It installs in just minutes.
TechInfo: RF: 433MHz to 100 meters;
Power Supply: RMML - 230V ~ 50Hz; EMML - 1 CR2032 Li 3V battery;