Day of the Week Clock: Our wall clock (3 hands: day of the week, hours, minutes) does more than just tell the time; This feature is useful for any age group, especially seniors and retirees. Easy to read large display: This luminous large clock is 12 inches in diameter and has a large display, making it easy to read the time from a distance even in low light or dark conditions, perfect for any age group, especially Useful environment for seniors and retirees alike. Luminous function wall clock - Luminous function, long luminous time, the numbers and clock hands are coated with fluorescent powder, which requires sufficient light energy to be absorbed during the day. (The brightness of the night light gradually weakens and cannot emit light) Do not keep it in the brightest state all the time) BATTERY POWERED AND QUIET: Our 12-inch wall clock is battery powered and easily fits one AA battery (not included). The clock's premium scanning movement keeps time accurate, and the quiet quartz