TUTORIAL: How to Keep Smart Bulbs Always Online | Using YeeLight Flex Switch - YouTube
Yeelight Smart Dimmable Wall Switch
YEELIGHT LED Smart Light Bulb 60W Equivalent, A19 LED Wi-Fi Smart Bulb, RGBW Color Changing Bulb, Work with Apple HomeKit, Alexa & Google Assistant, SmartThings, Razer Chroma 2 Pack - Amazon.com
Using Xiaomi door/window sensors as light switches | by Jacob Tomlinson | Jacob Tomlinson | Medium