Casio General x Digital ft. Oversized Men Casual Round 100m Water Resistant Watch AE-1500WHX-1A AE1500WHX AE1500 AE-1500 AE-1500WHX Experience precision and durability with this timepiece, boasting an impressive 10-year battery life and 100m water resistance. Features include LED backlight, dual time, stopwatch, countdown timer, and multi-function alarms, all encased in a rugged resin case and band. Module / Movement 3502 (quartz) Battery Life / Accuracy Approximately 10 years (+/-30 seconds per month) Crystal Resin glass Light LED backlight (afterglow) Case / Band Material Resin case with resin band Water Resistance 100m / 10 bar Case Size Thickness: 15.8 mm Diameter: 51.3 mm Length: 54.4 mm Lug width: Integrated Other Specifications Casio General x Digital ft. Oversized Dual time 1/100-second stopwatch (up to 24 hours, elapsed time, split time) 1- second countdown timer (up to 24 hours, auto-repeat) Hourly time signal 5 multi-function alarms (with 1 snooze alarm) Full auto-calendar (to year 2099) 12/24-hour format Regular timekeeping (digital display)