• Shock resistant
• Electro-luminescent backlight
• Selectable illumination duration (1.5 seconds or 3 seconds), afterglow
• Flash alert
• Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer
• progress beeper, and stopwatch auto start
• World time
• 29 time zones (48 cities), daylight saving on/off
• 1/100-second stopwatch
• Measuring capacity: 23:59'59.99''
• Measuring modes: Elapsed time, split time, 1st-2nd place times
• Other: 5-second countdown auto start
• 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, progress beeper
• 3 multi-function alarms (with 1 snooze alarm)
• Hourly time signal
• Full auto-calendar (to year 2099)
• 12/24-hour format
• Button operation tone on/off
• Regular timekeeping: Hour, minute, second, pm, month, date, day
• Accuracy: ±15 seconds per month
• Approx. battery life: 5 years on CR2016
• Module: 3436
• Size of case / total weight
• GMD-S6900SR.......48.8 x 46.0 x 12.7 mm / 49 g