VDO M4WL Operator's Manual page 10

M4 WL
ALTI button functions
Press the ALTI button to access the following altitude
information:
Current gradient uphill/downhill
Displays the gradient uphill/downhill as a percentage.
Altitude gain
Displays the altitude gain for the current trip.
Maximum altitude
Displays the maximum altitude reached on the current trip.
The value is updated if a new, higher altitude is reached.
Average gradient uphill
Shows you the average gradient uphill for the current trip.
Maximum gradient uphill
Shows you the maximum gradient uphill you have recorded
so far on the current trip.
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