1, Altimeter (altitude trend chart and climb rate)
2, Barometer ( air pressure trend chart)
3, Compass
4, Thermometer
5, Weather Forecast
6, Pedometer, step counter, calorie, distance record
7, Time functions: hour, minute, second, year(2000-2099), month, date, weekday,
8, Alarm clock (2 sets alarm clock, )
9, Countdown timer (99:59:59~0)
10, Stopwatch (0~:59:59),
12, Worldtime functions
13, Corporates digital compass, altimeter, barometer, Thermometer, air pressure trend and altitude trend and altitude trend
14, Button tone on or off
15, Battery life remind
16, EL Backlight

Altitude

Temperature
Sea level altitude
Altitude trend chart
Weather forecast

Barometer

Pressure trend chart
Temperature
Weather forecast
Current air pressure

Compass

Compass
Compass calibration
Magnetic declination

Waterproof 50M

Don't support touch a hot water and take a shower