Casio Womens Black Wave Ceptor - Analog/Digital Dial - Leather Band

Multi-Band Atomic Timekeeping (US, Japan) Receives time calibration radio signals which keep the displayed time accurate Auto receive function (6 times per day) Manual receive function Signal: WWVB, Frequency: 60kHz US, 40/60kHz Japan 50M Water Resistant LED Light with Afterglow World Time: 29 time zones (48 cities), city code display, daylight saving on/off Daily Alarm 1/100 second stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time Hourly Time Signal Auto Calendar (pre-programmed until the year 2099) 12/24 Hour Formats Accuracy: +/-20 seconds per month (with no signal calibration) Battery SR927W x 2 Approximate battery life: 2 years Module 4355 Size of case: 33.5 x 34.0 x 11.5mm