Specifications: Resin Glass Case / bezel material: Resin Stainless Steel Band Adjustable Buckle LED light Auto light switch, afterglow Data Bank Memory capacity: Up to 25 sets of data, with 8-character name and 15-digit telephone number Others: Remaining memory screen, auto-sort, support for characters of 13 languages (English, Portuguese, Spanish, French, Dutch, Danish, German, Italian, Swedish, Polish, Romanian, Turkish, Russian) Dual time Other: Daylight saving time 8-digit calculator Calculation modes: Arithmetic operations and currency conversion 1/100-second stopwatch Measuring capacity: 23:59'59.99" Measuring modes: Elapsed time, split time, 1st-2nd place times 5 multi-function alarms (with 1 snooze alarm) Alarm type: Daily alarm, date alarm, 1-month alarm, monthly alarm Hourly time signal Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping: Hour, minute, second, am/pm, year, month, date, day Accuracy: +-30 seconds per month Approx. battery life: 3 years on CR1616 Size of case/total weight: 46.5 X 33.1 X 8.7 mm/48 g LED:Umber