GE Z-Wave Wireless Smart Lighting Control Light Switch, On/Off Paddle, In-Wall, White & Lt. Almond Paddles, Repeater & Range Extender, Zwave Hub Required- Works with SmartThings Wink and Alexa, 12722 "ALEXA COMPATIBLE - REQUIRES AN ALEXA SUPPORTED HUB for voice control with Echo Products (Alexa device and hub sold separately). CANNOT connect directly with ECHO PLUS (Only ZigBee products can connect directly to Echo Plus). Requires a Z-Wave certified gateway. Compatible with the following Z-Wave certified Hubs: SmartThings, Wink, ADT Pulse, Trane, Vivint, Nexia, Honeywell, HomeSeer, Harmony Home Hub Extender, Vera, Connect and Iris. Works with Alexa for voice control (hub required; Alexa device and hub sold separately). Easily replace any standard in-wall switch with the GE Z-Wave Smart Switch to control permanently installed lighting or fans with your mobile device or computer using any Z-Wave certified gateway. Can be controlled in groups of multiple lights or turned on or off within ambient interior lighting scenes. Requires in-wall installation with hard-wired connections - Neutral wire REQUIRED. Includes white and light almond paddles (wall plate not included).