WITRN Qway U2p - Thermometer Function

Thermometer function:
Press the m key in the integrated information menu to switch to the
thermometer interface. Ok key:
Short press: switch
Celsius / Fahrenheit
long press: nc
m key:
Short press: switch
Celsius / Fahrenheit
long press: cut screen
Automatically display both internal and external temperatures after
inserting an external ntc temperature sensor
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