Features: Mineral Crystal Glass 200m Water Resistant Shock Resistant Low Temperature Resistant (-20 C/-4 F) Case / Bezel Material: Resin Band Material: Resin Full Auto EL Backlight with Afterglow 4 Daily Alarms & 1 Snooze Alarm World Time: 31 time zones (48 cities + UTC) city code display daylight saving on/off Digital Compass: Measures and displays direction as one of 16 points measuring range: 0 to 359 degrees measuring unit: 1 degree20 seconds continuous measurement graphic direction pointer bidirectional calibration and northerly calibration function and magnetic declination correction. Thermometer: Display range: -10 to 60 C (14 to 140 F) display unit: 0.1 C (0.2 F) Moon Data (moon age of specific date moon phase graph) Stopwatch: 1/100 Second Stopwatch measuring capacity: 999:59'59.99'' measuring modes: Elapsed time split time 1st-2nd place times Countdown Timer: measuring unit: 1 second range: 24 hours start time setting range: 1 minute to 24 hour (1-minute increments and 1-hour increments) Full Auto Calendar (Pre-programmed until the year 2099) Accuracy: +/-15 seconds per month Size: 53.0 x 50.8 x 18.2mm Weight: 68.5g Approximate battery life 8 months on full charge (without further exposure to light) 2 Year Warranty