LED digital clock battery desk alarm clock digital loud sound mini clock with light clock for kids

Setting range: hour is 1-12 or 0-23, minute is 0-59, year is 2000-2099, month is 1-12, day is 1-31 When setting the date, the week automatically changes from MON to SUN In the setting state, you can also press the AL key or no key for 1 minute to exit the setting and display the currently set time. In the normal state, press the UP key to switch between 12 hours and 24 hours.