●Large Digital Display: Easy-to-read screen showing the time, date, and other functions. ●Durable Outdoor Design: Lightweight khaki-colored resin case and band with 100-meter water resistance, suitable for swimming and outdoor activities. ●10-Year Battery Life: Runs on a CR2032 battery designed to last approximately 10 years. ●Useful Functions: Includes dual time, stopwatch, countdown timer, five alarms with snooze, and a 12/24-hour format. ●LED Backlight: Amber light makes the display easy to read in the dark. ●Accurate Timekeeping: Automatically adjusts the calendar through 2099 and maintains accuracy to about ±30 seconds per month.