Casio G-SHOCK GA-400-4AER
- Case / bezel material: Resin
- Resin Band
- Shock Resistant
- Mineral Glass
- Magnetic Resistant
- 200-meter water resistance
- LED light
Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow
- World time
31 time zones (48 cities + coordinated universal time), one-touch UTC time zone, daylight saving on/off, Home city/World time city swapping
- 1/100-second stopwatch
Measuring capacity: 23:59'59.99''
Measuring modes: Elapsed time, split time
- Countdown timer
Measuring unit: 1 second
Countdown range: 60 minutes
Countdown start time setting range: 1 minute to 60 minutes (1-minute increments)
Other: Auto switching to elapsed time measurement (up to 60 minutes, 1-second units) when the end of a countdown timer operation is reached
- 5 daily alarms (with 1 snooze alarm)
- Hourly time signal
- Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Button operation tone on/off
- Regular timekeeping
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (countdown timer minutes)
Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on SR927W × 2
