Jolly logic ALTIMETERONE How To Use Manual page 3

Using the Button
Use the AltimeterOne's button to turn it on, clear it for the next flight,
and turn it off.
Turning It On
Press the button once quickly to turn the display on before every flight.
It will display the last altitude measured.
Clearing the Display
Hold down the red button until you see "OOOO," then release it. The
display should now say "O," and it is ready for the next flight.
Turning It Off
Press the red button once to turn the display off. The system will also
automatically turn itself off 60 minutes after the last flight peak was
recorded.
Reading the Display
Peak altitudes higher than 9,999 feet are shown in thousands of feet ,
and are indicated with a decimal point in the display.
1215 = 1,215 feet
TIP
Although the button looks quite small,
you do NOT need a sharp object to press it.
Just put your entire finger tip over it and press
until you feel a "click."
jolly logic
12.15 = 12,150 feet
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