Suunto Core Watch w/ Altimeter and Compass Alpha One Size. Combining altimeter barometer and a compass with weather information the Core provides the essential features for adventures in the great outdoors. Designed to bring out the explorer in you. Features of Suunto Core OutDoor Sport Watch: Altitude log Menu in English German French and Spanish Button lock Quick exit button Multiple watch date and alarm functions User replaceable battery Semi-automatic compass calibration Altimeter: Difference Measurement / Start from 0 Logbook Automatic Mode Barometer: Storm Alarm Weather Trend Indicator Weather Graph Compass: Rotating Bezel Digital Bearing Easy Calibration Depth Measurement: Maximum Depth 10 m Watch: Sunrise/Sunset Time Dual Time Countdown Other: Button Lock 4 Language Menu Package Contents: Suunto Core Outdoors Watch Suunto SS050504000: Core Watch w/ Altimeter and Compass Alpha One Size