Case / bezel material: Resin / Stainless steelResin BandNeobriteMud ResistantShock ResistantMineral Glass200-meter water resistanceLED backlight (Super Illuminator)Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglowDigital compass (NORTH)Hand indication of north (20 seconds continuous measurement)Measures and displays direction as one of 16 points Measuring range: 0 to 359°Measuring unit: 1°Bidirectional calibration Magnetic declination correction Bearing memoryThermometer Display range: –10 to 60°C (14 to 140°F) Display unit: 0.1°C (0.2°F)World time 31 time zones (48 cities + coordinated universal time), daylight saving on/off1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place timesCountdown timer Measuring unit: 1 secondCountdown range: 60 minutesCountdown start time setting range: 1 minute to 60 minutes (1-minute increments)5 daily alarms (with 1 snooze alarm)Hourly time signalLow battery alertFull auto-calendar (to year 2099)12/24-hour formatButton operation tone on/offRegular timekeepingAnalog: 3 hands (hour, minute (hand moves every 10 seconds), second)Digital: Hour, minute, second, pm, month, date, dayAccuracy: ±15 seconds per monthApprox. battery life: 2 years on SR927W × 2Size of case / Total weightSize of case : 56.2×55.3×17.3mmTotal weight : 94g