Instruction manual
P16
P17
Set Home altitude
Press MODE 1 
3sec.to Enter Home Altitude
Press MODE 2 
to increase privious value 
Hold down to quickly scroll
Press MODE 1 
to decrease privious value 
Hold down to quickly scroll
Press ALTI 
3sec. to end
••
Re-calibrating altimeter
Press MODE 1 
3sec.to Enter Home Altitude
Press MODE1+MODE2 
3sec. to recalibration










