Hysteresis setting, for example, environment temp is 30℃, the setting temp is 25℃, the hysteresis setting temp is 2℃, when cooling reach to 23℃, relay off and cooler off, then temp go up to 25℃, the relay on and cooler start
Set highest/ lowest upper limit temp to avoid accident
Temperature calibration, you can calibrate temp according to requirement
Temp (after) = temp (before) + correction value
Turn on/ off button tone
Delay start to protect your device
High temp alarm, when measure temp reach to the setting temp, controller will alarm
Restore factory settings, when the setting value is confusion, please restore factory settings