?Heartwarming Reminder?Only when the projection clock is projected to its back can time be displayed correctly. If the projection clock is projected in front of it, the projection time will be reversed. If there are any problems with the use or function of the product, or if the product is defective/damaged, please contact the seller first, we will do our best to solve the problem for you. ?USB Powered & Memory Function?The alarm clock needs to be plugged in, and the screen is always on when it is plugged in. Built-in CR2032 battery to provide time memory function, no need to reset the time when powered off. Comes with USB cable, without adapter. ?Large LED Display & Adjustable Brightness?Features a large 7.8-inch mirror screen and a large font display, which allows you to easily read the time, even you are not very awake or without wearing glasses. This LED alarm clock has 4 levels of brightness adjustable, you can manually adjust the brightness to a comfortable level at any time. From 18:00 to 5:59, the alarm clock screen will be automatically dimmed without disturbing your rest. ?Multi-mode Optional & Snooze?The digital alarm clock has 4 modes: clock mode, date mode, temperature mode, and alarm mode, which is suitable for bedroom, living room, office. You can also set the time interval: Monday to Friday, Monday to Saturday, Monday to Sunday. The snooze function allows you to get an extra 5 minutes of sleep time. ?180° Rotate Projection?This bedroom alarm clock adopts 180° (90° to -90°) rotating adjustable projection design, which make it easy to read when lying in the bed at night. The projection has 3 levels of brightness adjustable, you can adjust it according to your preferences and needs.