Casio Quartz Digital Prayer Alarm Black Resin Watch# CPA-100-1AV (Men Watch)

LED backlight.Selectable illumination duration (1.5 seconds or 3 seconds), afterglow. Prayer times. Gregorian 2000 through 2099. FAJR, SHOROOK (SUNRISE), ZUHR, ASR, MAGHRIB, ISHA (six time displays per day). Prayer alarm (alarm can be turned on and off). Prayer elapsed time measurement (up to 30 minutes). Prayer calculation method setting. Display of next prayer time. Moon age. World time. 31 time zones (70 cities), daylight saving on/off, city data (70 cities + user setting based on time differential). 1/100-second stopwatch. Measuring capacity: 23:59'59.99''. Measuring modes: Elapsed time, split time, 1st-2nd place times. Countdown timer. Measuring unit: 1/10 second. Countdown range: 24 hours. Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute and 1-hour increments). 5 daily or one-time alarms. Hourly time signal. Full auto-calendar (to year 2099). 12/24-hour format. Month/date display format. Button operation tone on/off. Regular timekeeping:Hour, minute, second, p.m., (P), month, date, day, Hijri month, Hijri day. World map for world time. Accuracy: ±30 seconds per month. Approx. battery life: 7 years on CR2032