1
Press the 'SET' button three times.
2
Use the 'UP +' and 'DOWN -' buttons to select the battery monitor mode:
Lo: battery monitor in LOW mode
Πed: battery monitor in MEDIUM mode
HI: battery mode in HIGH mode
Energy source Recommended battery monitor DC vehicle starter battery High DC external battery Low AC power source Low
3
The selected mode appears in the screen for a few seconds and then flashes several times before the current temperature is displayed again.