Casio BGA100-8B 12/24 Hour Formats. 1/1000 second stopwatch. Measuring capacity: Lap time 59 59.999 ; Split time 9:59 59.999 Measuring modes: Elapsed time, lap/split times. Accuracy: +/-30 seconds per month. Shock Resistant. Auto EL Backlight with Afterglow. Unique heart shaped sub dial for style and added fashion. Dual Time. World Time 29 time zones (48 cities), city code display, daylight saving on/off . Alarm Repeat Patterns: daily, once, weekend, Weekday. Countdown Timer. (TR1) Measuring unit: 1 second Countdown range: 1 minute to 100 hours. Memory Capacity: 2 Elapsed time records, each w/ 100 entries (1 elapsed time entry, 99 lap split time entries). Other: Auto-start Hourly Time Signal Signal. Repeat Patterns: specified start/end time, daily, weekend, Weekday Flash Alert (stopwatch auto-start, countdown timer time up alarm, countdown timer progress beeper, alarms, hourly time signal). Button operation tone on/off. Auto Calendar (pre-programmed until the year 2039). Battery: SR726Wx2. Approx. battery li Style: Casual Material: Rubber Dial Color: Pink Movement: Quartz Date: Date Band Length: 6.5 Power: Battery Case Diameter: 43