Case / bezel material: Stainless steelSolid BandStainless Steel BandOne-touch 3-fold ClaspPartial ion platedMineral Glass100-meter water resistanceNeon Illuminator (Black light LED) Auto light switch, selectable illumination duration, afterglowWorld time 29 time zones (29 cities + coordinated universal time), city code display, daylight saving on/offDigital compass (NORTH) Hand indication of north (60 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) ?Changeover between Celsius (°C) and Fahrenheit (°F)1/20-second stopwatch Measuring capacity: 59'59.95'' Measuring modes: Elapsed time, lap time, split time Memory capacity: Up to 100 records Other: Best lapCountdown timer Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 to 60 minutes (1-minute increments)5 daily alarmsHourly time signalHand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)Full auto-calendar (to year 2099)12/24-hour formatButton operation tone on/offRegular timekeeping Analog: 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 × 2