1.【Large Digital Mirror Surface LED Clock】3.5*7.0*26.5cm large LED display.The wall clock is large with time, alarms, temperature (℃/℉), date, 12/24 hours.Large and light numbers, very clear, which make it easy to read even over long distances.2.【Dual Alarm with 40 Music】You can set 2 alarms to plan your time appropriately.Both alarms have an easy-to-adjust independent switch.There are 40 different musical tones and 4 volume levels.3.【Table Clock and Wall Clocks】This digital alarm clock can be used as a table/bedside mirror, also can be used as a digital wall clock.Aesthetically pleasing modern and elegant design, a perfect table clock for living room, bedroom and office.4.【Auto Dimmable Digital Clock Alarm Clock】USB powered digital clock can automatically adjust the brightness in 6 levels for different time periods.You can also manually adjust the brightness to 6 levels, it can even be closed for heavy sleepers.5.【Power and Memory Function】Our digital alarm clock needs to be connected to a power source to use.The length of the USB cable connected to the alarm clock is 135 cm (without adapter).Our alarm clock has a built-in button cell battery to save your clock settings in the event of a power outage.After reconnecting, you do not need to reset the settings.