Working mode/setting temperature/return temperature setting:
1. In the running interface, short press the "set" key to enter the quick setting interface;
2. After entering the quick setting interface, short press the "set" key to switch the parameters you want to set (work mode/set temperature/return temperature);
3. Use the "up" "down" key to modify the parameter value, and they support short press/long press;
4. Press and hold the "set" button for more than 3 seconds or without any button operation for 6 seconds , it will save the parameters and automatically exit the quick setting interface.
