C/°F Temperature Display; Maximum / Minimum Temperature Display - Techno Line WS 9178 Manual

°C/°F temperature display:
 The temperature is displayed either in °C or °F.
Press the "°C/°F "button to switch between
the individual measuring units.
Maximum / Minimum Temperature
display:

To toggle indoor/outdoor maximum value,
press the "MEM" button.
 Once to show the maximum indoor/outdoor
temperature values.
Twice to show the minimum indoor/outdoor
temperature values.
Three times to return to the current
temperature values.
 To reset the maximum and minimum
WS 9178 Manual