Amazon has the 3 TP-Link HS200P3 Smart Wi-Fi Light Switch for $34.99 with Free Shipping for a limited time.
Control your lights, ceiling fans, and other fixtures from anywhere with the HS200P3. The smart switch installs as easily as a traditional light switch and connects to your home Wi-Fi in no time through the Kasa App.
Kasa also lets you manage connected fixtures with your smartphone or tablet, including setting schedules and tracking how much energy they use. For added convenience, you can use your voice to control the HS200P3 when paired with Amazon Alexa and Google Assistant.