Replace a traditional light switch with a UPB controlled light switch! The PCS PulseWorx Wall Switch Relay (15A) replaces an existing switch to deliver both remote and local control over the connected load. Use up to eight PulseWorx UPB transmitters of any type to remotely turn the load On/Off, or just hit the switch! The Wall Switch Relay features a low-profile, decorator design to attractively blend in with your home's decor. It mounts in a single- or multi-gang box and supports three-way control when used in conjunction with a second UPB switch (sold separately). FEATURES: Replaces an existing light switch. Provides both local and UPB remote control. Great for lights, motors, ceiling fans, pumps, etc. Adjustable LED brightness and backlighting. Mounts in a single or multi-gang box. NOTE: Requires a PulseWorx UPB transmitter for remote operation. Manufacturer Part #: WS1R-15-W. Color: White.