Specialized SPEEDZONE ELITE Manual Del Usuario página 23

Setting the altimeter function
1. In "ALTI" mode, press "set" key for two seconds.
2. Using the "mode" key, select each digit and confirm with
the "set" key. (Enter the altitude of your specific location)
x4
2 sec.
select digit select digit
Note: Altitude reading is affected by barometric pressure.
22
Re-setting altitude is recommended before each ride.