World Time 29 times zones (48 cities + UTC), daylight saving on/off, home city/world time swapping
4 Daily Alarms and 1 Snooze Alarm
Hourly Time Signal
1/1000 Second Stopwatch Measuring capacity: 99:59'59.999" Measuring modes: Elapsed time, lap time, split time Others: Speed (0-1998 units/hour), Selection distance input (0.0-99.9)
Countdown Timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Other: Auto-repeat
Full auto-calendar (pre-programmed until the year 2099)
12/24 Hour Formats
Accuracy: +/- 15 seconds per month
Battery: CR1220
Approx. battery life: 3 years
Module 5255
Size of case/total weight GA150 55.1 x 52.2 x 16.6mm / 71g GA150A 55.1 x 52.2 x 16.6mm / 71g