Insteon Smart Dimmer Wall Switch, Works with Alexa via Insteon Bridge, Uses Superior Dual-Mesh Wireless Technology for Unbeatable Reliability - Better than Wi-Fi, Zigbee and Z-Wave Works with Amazon Alexa to support dimming through voice control (hub required, Alexa device and Insteon hub sold separately) Replace your dumb switch with a beautiful new dimmable smart switch that can be controlled remotely from a remote, sensors or your smartphone or tablet when used with the Insteon Hub Save money on bills by dimming your lights with this easy-to-install dimmer Create elegant whole-house lighting scenes in minutes Control this dimmer remotely from anywhere