Z-Wave Certified Radio Frequency (RF) Controlled, 20-Amp (2400-Watt), 120 VAC, Wall Mounted Switch, 3-Way. Evolve Z-Wave Wireless products are the most efficient and affordable solution for energy management and lighting control for the home. They are easy to install (no wiring is required) and they offer superior communication between controllers and devices creating a network between all the Z-Wave devices in your home. As each new Z-wave device is plugged in, it communicates with all the other devices, creating a “mesh”, where each device knows who it can talk to. The LSM-15 can be easily be installed as a replacement for a current switch to directly control the ON/OFF of any connected lighting or electrical load.