The new upgrade allows you to convert a classic OLED thermometer into a WiFi temperature controller like the V4. In particular, you can control the heating and cooling relay. The initial state of these relays is switched off. To upgrade to a controller you need a relay module like this one.
https://www.nautilis.eu/wp-content/uploads/2022/03/Termometar1s_18.jpg 1469 1600 admin https://www.nautilis.eu/wp-content/uploads/2022/11/nautilis2023t-300x104.png admin2022-03-31 17:46:592022-11-01 16:19:03Nautilis thermometer Firmware upgrade (6.1.3)