Merkury Innovations Smart Light Switch, Requires 2.4Ghz Wi-Fi

Whether your old switch controls a roomful of lights, chandeliers or a fan, replace it with the Merkury Innovations Wi-Fi Light Switch to control by touch, app or voice using Amazon Alexa and Google Home Assistant. The smart switch installs as easily as a traditional light switch and connects to your home Wi-Fi in no time through the Geeni app. The app also lets you manage connected fixtures with your smartphone or tablet, including setting schedules.

• Wi-Fi Control: The Smart Dimmer Switch replaces any standard light switch and connects to your home Wi-Fi in no time through the free Geeni app. The app also lets you manage connected fixtures with your smartphone or tablet, including setting schedules, timers and countdowns.
• Fast and simple installation: The Merkury Innovations Wi-Fi Dimmer switch installs as easily as a traditional light switch. Neutral wire is required 
• Control From Anywhere: Control by touch, app or voice using Amazon Alexa, Microsoft Cortana or the Google Assistant