a stopwatch, a countdown timer, the time and date is essential. for the other 3 functions Barometer, thermometer and altimeter, it goes without saying that the data displayed gives trends! pressure depends on the altitude, the display changes only done when the Barometer is on. the temperature can be known only when the watch is removed and put and sensor update time is 20 minutes the attitude data on the other hand, may vary with atmospheric pressure and temperature ...
but for addicts barometer, this watch is very practical!
