Resin Glass100-meter water resistanceCase / bezel material: Resin / AluminumResin BandLED backlightSelectable illumination duration, afterglowWorld time31 time zones (48 cities), city code display, daylight saving on/off, city data (48 cities user setting based on time differential)Sunrise and sunset timesDigital compass (NORTH)Hand indication of north (20 seconds continuous measurement)Measures and displays direction as one of 16 pointsMeasuring range: 0° to 359°Measuring unit: 1°Bidirectional calibrationMagnetic declination correctionThermometerDisplay range: –10 to 60°C (14 to 140°F)Display unit: 0.1°C (0.2°F)Moon data (moon age at noon)1/100-second stopwatchMeasuring capacity: 23:59'59.99'Measuring modes: Elapsed time, split time, 1st-2nd place timesCountdown timerMeasuring unit: 1 secondCountdown range: 100 minutesCountdown start time setting range: 1 second to 100 minutes (1-second increments)5 daily alarmsHourly time signalFull auto-calendar (to year 2099)12/24-hour formatYear/month/day display formatButton operation tone on/offRegular timekeeping:Analog 3 hands: Hour, minute (moves every 10 seconds), secondDigital: Hour, minute, second, am/pm, month, date, dayAccuracy: ±30 seconds per monthApprox. battery life: 2 years on SR927W X 2Size of case/total weight: 49.6 X 46.8 X 13.6 mm/51 gLED:Umber