CASIO Standard Digital DW-291H Series DW-291H-1A DW-291H-1B DW-291H-91

Lifespa, battery, 10 years, waterproof, 200 meters deep, LED lights, 1/100 seconds, showing the world clock, awakening every day. The water is 200 meters deep. LED
can choose a glowing time (1.5 seconds or 3 seconds). The light shows local times (4 cities). Show the world time.
31 time zones (48 Cities + Time Coordinated Universal Time) Close/Open the Daylight Saving time, showing time alternately between the time at home and the world time, 1/100 seconds. "
Time catching mode: timing from the beginning of the current position, periodically captured During the beginning to the end And when the contestant's finish line, the 1st and 2 o'clock in the retreat.
Counting Unit: 1/10 seconds.
Countdown period: 24 hours. Location: 1 second to 24 hours (add 1 second at a time, add 1 minute and 1 hour at a time), daily alarm clock or 5 alarm. Year 2099) Show the format of 12/24 hours. Open/off the sound of normal time buttons: hour, minute, seconds after noon, date, day, week, precision: ± 30 seconds per month. The battery is about: 10 years with buttons. CR2025, case size / weight, body size: 50.5 × 50.4 × 13.5mm, total weight: 63g