• Multi-Band Atomic Timekeeping (US, UK, Germany, Japan, China)
• Receives time calibration radio signals which keep the displayed time accurate
• Auto receive function up to 6 times per day (up to 5 times per day for China)
• Manual receive function
  Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40/JJY60, China BPC
  Frequency: US 60kHz, UK 60kHz, Germany 77.5kHz, Japan 40/60kHz, BPC 68.5kHz
• Tough Solar Power
• Shock Resistant
• 200M Water Resistant
• Full Auto EL Backlight with Afterglow
• Moon Data (moon age of the specific data, moon phase graph)
• Tide Graph (tide level for specific date and time)
• World Time
  31 times zones (48 cities + UTC), city code display, daylight saving on/off
• 4 Daily Alarms and 1 Snooze Alarm
  Hourly Time Signal 
  Countdown Timer
  Measuring unit: 1 second
  Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
  1/100 second stopwatch
  Measuring capacity: 23:59’59.99”
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Battery power indicator
• Power saving function
• Button operation tone on/off
• Auto Calendar (pre-programmed until the year 2099)
• 12/24 Hour Formats
• Accuracy: +/- 15 seconds per month
• Storage battery: Solar rechargeable battery
  Approx. battery life: 9 months on full charge (without further exposure to light)
• Module 3200

Size of case/total weight
GW7900B 52.4 x 50.0 x 17.7mm / 71g

Payments: We receive payments via Paypal Only and must be paid for within 3 business days from date of purchase or close of auction.  Please do not purchase if your intent is to not make payment. For more payment inquires, visit Paypal.com for terms and condition.

Shipping:  We ship to the USA, Puerto Rico, APO/AE, US territories, etc and most Countries Worldwide. We DO NOT Ship to   countries with problematic shipping processes. Please check the “Shipping & Payments” Tab on this listing page for EXACT Shipping Rates and Information. Please note that 1^stClass Mail International is an “Economical” Shipping service and can take 4-6 weeks for delivery from dispatch date. We are not responsible for any IMPORT DUTIES or TAXES that are implied/charged to you by your residing customs office, please be aware before purchase.

Returns: We offer a wonderful 30 Day return policy; All returns are accepted as long as the item is sent back to us in the exact same (New) condition with manuals and packaging. There will be no refund or exchanges on used or worn watches/items. If you receive an item that seems to be defective for any reason, please contact us ASAP before proceeding. For all returns, please contact us via eBay Messages for Return Instructions.