1. memory
alti-baro
logbook
rec interval
2. time-date
alarm
countdown minutes/seconds
time
dual time
date
3. sunrise
location asia
region eastern/central/western/southeastern
city beijing
4. alti-baro
reference
altitude
sea level
profile
barometer
altimeter
depth meter
automatic
storm alarm
on
off
5. compass
declination 3.5° off/E/W 3.5°
6. general
button tone on/off
tone guides on/off
backlight
light button
any button
language
7. units
time unit 24h/12h 24 /12
date unit mm.dd/dd.mm
temperature unit /°F
air pressure unit hPa/inHg
altitude unit meter/feet
plusmu
/ - - Caodaping