Sonoff Basic R2 R4 Smart Wifi Switch Wireless Intelligent Timer DIY Switch Via Ewelink APP Work with Alexa Google Home - AliExpress
Touchscreen for Sonoff: eWeLink Cast - YouTube
Sequematic - How to connect eWeLink and Sonoff devices
SONOFF SNZB-01 Zigbee Wireless Smart Switch , Supports To Create Smart Scenes, Trigger The Connected Devices on Ewelink APP With Three Control Options - Walmart.com