Suunto Core - Every great adventure starts from within. From a drive to seek out new places and discover new experiences. Your passion is our inspiration. Suunto Core is the essential outdoor watch with a pioneering spirit designed to bring out the explorer in you. The award-winning Suunto Core gathers a range of data to help you navigate your way through the wilder parts of the world. Altimeter with altitude log memory and altitude difference measurement Barometer with storm alarm and weather trend indicator Automatic Alti / Baro switch Compass with semi automatic calibration and a digital bearing Depth meter Multiple watch, date and alarm functions with dual time and countdown timer Sunrise/Sunset times for over 400 locations worldwide Digital thermometer Menu based user interface in English, German, French and Spanish User-replaceable battery Don't get stuck in the dark Use your Suunto Core to know when it's time to set up camp or keep moving forward. From over 400 locations stored in your Suunto Core, select the one closest to you, and get useful data about sunrise and sunset times in moments. Avoid harsh weather Stay one step ahead of Mother Nature - use the barometer function on your Suunto Core to help forecast weather changes on your next overnight trip. In the evening, set your Suunto Core to barometer mode and in the morning, you can check the pressure trend and pressure graph to see what kind of weather is in store. Find the ideal pace on your next ascent Make every step a calculated one - use your Suunto Core to carefully pace yourself on your way to the top. Simply find a reference point and set the altitude in your Suunto Core, then start the altitude difference measurer and begin your climb! At any point during your ascent, a quick glance at your Suunto Core will let you know how far you are from the summit.