Features Basic Specs Tough Solar Power Water resistant up to 200 Meters / 600 Feet Shock Resistant Triple G Resistant Tough Movement Auto hand home position correction 200M Water Resistant Neo-brite luminous hands and markers World Time 29 times zones (29 cities + UTC), city code display, daylight saving on/off, home city/world time swapping) Beeper Alarm Full Auto-Calendar (pre-programmed until the year 2099) 12/24 Hour Formats Accuracy: +/- 15 seconds per month (with no signal calibration) Storage Battery: Solar Rechargeable Battery Low Battery Warning Power Saving Function Approx. Battery Life: 5 months on full charge (without further exposure to light) Module: 50871/100 second chronograph Measuring capacity: 00:23''59.99'' Measuring modes: Elapsed time, split time Size of Case (mm) 52.9 x 50.4 x 15.6 Total Weight (g) 75.0