The Wifi connected Shelly 1 relay can turn any dumb light switch in your house into a smart light switch for less than $15.
Shelly 1 Relay Switch, WiFi Smart Home Automation, Compatible with Alexa & Google Home, iOS Android App, No Hub Required, Wireless Light Switch, DIY Remote Control Garage Door, UL Certified: : Tools
Shelly-1-x2 - The smallest Wi-Fi-operated relay switch.
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Make Any Light Switch Smart With the Shelly 1 Relay Switch
Shelly 1 PM Relay Switch, WiFi Smart Home Automation, Compatible with Alexa & Google Home, iOS Android App, No Hub Required, Wireless Light Switch, Smart Appliances Gadgets, Non UL, 2 Pack:
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