This platform supports the ESP8266 based “WiFi MQTT Relay / Thermostat” sold by OpenEnergyMonitor (archived page, no longer for sale). The underlying library only supports this single relay variant of the original device.
This platform controls the setpoint of the thermostat in its “manual” mode.
To set it up, add the following information to your
# Example configuration.yaml entry climate oem: - platform: oem host: 192.168.0.100