Brand NEW! As an upgrade to it's predecessors, the new GWM500 add the ability to connect with the radio transmitter in China to update the watchs' time date in addition to adding an additional 18 cities added to the world time mode, for a total of 48-cities. The watchs' time memo function has been replaced with a countdown timer. Black resin band digital watch with neutral face. Product Information Profile: Men Watch Shape: Round Watch Design: Sports Watch Calibration: Chronograph Watch Format: Digital Movement: Quartz Number of Faces: 1 Main Dial Color: Black Glow Type: EL Backlight Watch Case Color: Black Watch Case Material: Resin Watch Case Diameter: 1.82" Wrist Band Material: Resin Wrist Band Color: Black Alarm Type: Daily Alarm Type: Snooze Application/Usage: Sports Features: Dual Time Zone Features: World Time Features: Stopwatch Features: Calendar Features: Countdown Timer Features: 12/24hr Format Band Width: 1.02" Watch Case Thickness: 0.60" Reliability Water Resistance: 656.17 ft Durability: Water Resistant Physical Characteristics Weight (Approximate): 4.94 oz 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, China BPC 68.5kHz Tough Solar Power Hourly Time Signal Measuring capacity: 23:59'59.99" Measuring Mode: Elapsed Time, Split Time, 1st-2nd Place Times Accuracy: +/- 15 seconds per month (with no signal calibration) Battery Power Indicator Power Saving Function Storage Battery: Solar Rechargeable Battery - All international buyers are responsible for all tax, duties and/or customs fees.