The Suunto Core with Rotating Bezel - All Black Military are highly critical for going to places where knowing your altitude and ascent and descent rates is highly crucial. It enables you to know how much distance you have covered in terms of altitude. It is capable of displaying the current sea level pressure as a detailed graph, showing a recording of the last 24 hours at an interval of 30 minutes. It comes with weather trend indicator that enables you to quickly check the upcoming weather conditions. It also features a storm alarm that notifies you of a sudden drop in air pressure. The altimeter comes with a range of up to 29,500 ft. The core altimeter sports an altitude difference measurement, so you can keep a track of your progress in terms of altitude climbed. The log recorder stores all your movements in altitude between the start and stop times, so you can re-live your trip at home. Its digital compass displays the cardinal or half-cardinal point and the north. The watch functions include time, dual time, date, alarm, sports chronograph, countdown timer, and predicted times for sunrise and sunset. Planning the next trekking trip, get the Suunto Core with Rotating Bezel - All Black Military.