Casio G-Shock
GBA-400-4A
GBA-400-4A
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Battery Life / Accuracy
Approximately 2 years (+/-15 seconds per month)
Crystal
Mineral crystal
Light
LED light (super illuminator, selectable illumination duration, afterglow)
Case & Band Material
Resin case with resin band
Water Resistance
200m
Case Size
Thickness: 18.3 mm
Diameter: 51.9 mm
Length: 55.0 mm
Other Specifications
Shock resistant
Mobile link (wireless linking via Bluetooth SMART)
World time (35 time zones)
1/100-second stopwatch
Countdown timer
5 daily alarms
Hourly time signal
Flash alert (flashes with buzzer that sounds for alarms and hourly time signal)
Full auto-calendar (to year 2099)
Button operation tone on/off
Low battery alert
12/24-hour format
Hand shift feature
Airplane mode
Regular timekeeping (analog-digital display)
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