Flexible resin band, digital face display and buckle closure. Shock resistant. Water resistant up to 200 meters. Magnetic resistant. Hourly time signal. Employs a reverse LCD display. 4 daily alarms and one alarm. Countdown timer. Backlight Auto LED light with afterglow. Auto-calendar pre-programmed until the year 2099. 12/24 hour formats. Accuracy +/- 15 seconds per month. World time 29 zones (48 cities + UTC). Stopwatch 1/1000 second. Module 5081. Battery CR1220 with approximately 2 years of battery life.