Casio Digital Men Watch AE-1000W-1BVDF

LED duration of lighting optional, backlight lighting, multiple timing (4 different cities), universal time, 31 time zones (48 cities + UTC), daylight saving time on/off, original city/UTC switch, clock with 1/100 second accuracy, measurement capacity: 23:59'59.99'', measurement modes: elapsed time, split time, first and second location times, countdown timer, measurement unit: 1/10 second, input range: from one second to 24 hours (with one second increment, one minute increment, and one hour increment), 5 daily alarms or one-time alarms, hourly time signal, full automatic calendar (up to year 2099), 12/24 hour format, on/off operation tone, regular time recording, digital display: hours, minutes, seconds, evening, month, date, day, accuracy: ±30 seconds per month, approximate battery life: 10 years in CR2025, case size: 48.1×43.7×13.7 mm, total weight: 40 g. For more: Casio watches