• Multi-Band Atomic Timekeeping (US, UK)
• Receives time calibration radio signals which keep the displayed time accurate
• Auto receive function (6 times per day)
• Manual receive function
• Signal: US WWVB, UK MSF Frequency: US, UK 60kHz
• 200M Water Resistant
• EL Backlight with Afterglow
• World Time
• 29 times zones (48 cities)
• Daily Alarm
• Countdown Timer
• 1/100 second digital stopwatch
• Hourly Time Signal
• Auto Calendar
• 12/24 Hour Formats
• Approx. battery life: 2 years
• Module 3140

Size of case / total weight
 48.3 x 39.0 x 12.5mm / 40g