Suunto Core Wrist-Top Computer Watch with Altimeter, Barometer, Compass, and Depth Measurement An altimeter tracks your vertical movement, a barometer tells the Trend in air pressure, and a compass points the way Suunto core tracks both the weather and the sun for you A weather Trend graph and storm alarm along with preset sunrise/sunset times for over 400 locations help you stay safe and Plan your activities With stylish designs in more than a handful of variations, you are sure to find just the right Suunto core for your style Wrist-top computer watch with altimeter, barometer, compass, and depth meter for outdoor adventures Altimeter displays current elevation, shows ascent or descent speed, and records progress The Suunto Core provides current and maximum depth reached during your snorkeling dive Watch functions include time, dual time, date, alarm, sports chronograph, countdown timer Sunrise and sunset times for over 400 locations worldwide, 2 year warranty Wrist-top computer watch with altimeter, barometer, compass, and depth meter for outdoor adventures Altimeter displays current elevation, shows ascent or descent speed, and records progress The Suunto Core provides current and maximum depth reached during your snorkeling dive Watch functions include time, dual time, date, alarm, sports chronograph, countdown timer Sunrise and sunset times for over 400 locations worldwide, 2 year warranty