ZLINK’s WD-100 is a Z-Wave Plus certified device with S2 security and SmartStart features. You can now add this device securely and with ease using QR code on the product with compatible gateways supporting S2 and Smart Start. The elegant WD-100, with 7 LED dim level lights, communicates with other Z-Wave certified devices and updates your home into a smart home. WD-100 replaces a standard in-wall light switch turning it into a Z-Wave controlled network device with manual and remote control dimming and On/Off light control. ZLINK WD-100 supports, “Instant Feedback” of manual status to compatible gateways as well as Central Scene to allow setting multiple scene control throughout the home, with gateways supporting Central Scene. Each Z-Wave device serves as a node to repeat the signal in the network, thus, extending the overall Z-Wave mesh wireless network range. Additional Features: • Power 120 VAC, 60Hz, up to 600 watts • Region US: 908.4, 916 MHz • Works w/ most incandescent, dimmable CFL & LED lights • 7 segment LED dim level indicator • Remotely or manually turns ON or OFF, or DIM lights • Fits standard wall plates (wall plate not included) • Works with any certified gateway supporting Z-Wave