Night Light Clock Design- There are clear instructions on the buttons on the back of the alarm clock, easy to read 12/24 hour conversion. As a clock, the screen can also be used as a night light in everyday life. Long press the top button to adjust the brightness, and the brightness time can be freely adjusted to 5-120 minutesAdjustable Functions - There are 18 types of ringtones to choose from and 5 volume levels can be adjusted (maximum 120dB), 5 brightness levels can be adjusted manuallyDual Alarm Snooze Function - Designed with 2 groups of independent alarm control and 4 kinds of weekday alarm mode selections (1-1, 1-5, 1-6, 1-7). Press the snooze button, the alarm will sound again after 5 minutes, and press any button on the back to turn off the snooze modeTime Memory Function - The alarm clock has a built-in 1500 lithium battery mAh (also supports charging via USB) with memory function, so the time does not need to be reset when turned off. A low battery reminder will appear when the battery is lowConstant Light Power Saving Mode - The alarm screen will automatically turn off after 8 seconds of inactivity and you can press the button at the top to turn on the time display. Constant light mode consumes more power. Note: Any problem product, please contact us, we will try our best to solve it