25 pages of Telememo 1 100-second stopwatch Dual time 5 alarms Auto LED light Stainless steel bandResin GlassCase bezel material: ResinStainless Steel BandAdjustable BuckleLED lightAuto light switch, afterglowData BankMemory capacity: Up to 25 sets of data, with 8-character name and 15-digit telephone numberOthers: Remaining memory screen, auto-sort, support for characters of 13 languages ,English, Portuguese, Spanish, French, Dutch, Danish, German, Italian, Swedish, Polish, Romanian, Turkish, RussianDual timeOther: Daylight saving time8-digit calculatorCalculation modes: Arithmetic operations and currency conversion1 100-second stopwatchMeasuring capacity: 23:59’59.99”Measuring modes: Elapsed time, split time, 1st-2nd place times5 multi-function alarms ,with 1 snooze alarmAlarm type: Daily alarm, date alarm, 1-month alarm, monthly alarmHourly time signalFull auto-calendar ,to year 209912 24-hour formatButton operation tone on offRegular timekeeping: Hour, minute, second, am pm, year, month, date, dayAccuracy: 30 seconds per monthApprox. battery life: 3 years on CR1616Size of case: 46.5 X 33.1 X 8.7 mmTotal weight: 48 gLED:Amber