Companies like Sonoff are basing entire home automation product lines around the inexpensive WiFi card ... looking to get more out of a Sonoff switch. A lot of the work is already done, like ...

Protium 16A Smart Wireless WIFI Switch Work with Alexa, Google home and Smart life app, White, Pack of 1 (2023 version) The Sonoff smart switch should let you control the appliances at your home ...