This is an old revision of the document! Home Automation Smart device hacks Quirky pivot power MQTT Monitoring temperature https://community.hubitat.com/t/successful-install-of-the-fridge-and-freezer-temp-sensors/66479 https://community.hubitat.com/t/reliable-chatty-temperature-sensor-with-external-power-needed/55677/18 HVAC https://static.xtremeownage.com/blog/2023/pioneer-mini-split-esphome/#add-the-device-to-home-assistant][Ductless system local control