Product Description Material: ABS Size: 18*4.6*9.1cm Body color: black Font color: white, blue, red Quantity: 1 piece Package content: 1*electronic clock, 1*data cable, 1* manual, 1*2032 button battery, 1*cowhide box 1.Brightness adjustment: There are four kinds of screen brightness (high\/medium\/low\/off). You can increase the brightness during the day and decrease the brightness at night as needed. 2.180rotating projection: This digital clock can provide clear projection from a long distance, can be rotated by 180, and can be projected on the wall or ceiling. 3.FM radio: It can be a radio or an alarm clock. The radio can store 15 channels, and the volume can be adjusted from 0 to 15. You can also set the radio sound as an alarm clock. It has a timing shutdown function. You can also search for radio stations manually or automatically according to your needs. 4.Easy to use: This bedroom projector clock with USB charging needs to manually set the time, easy to use, easy for most people, and friendly to kids and the elderly. 5.Snooze and memory function: With a snooze function, a digital clock with a USB charger can provide you with 9 minutes of extra sleep. This bedside clock is equipped with a battery backup system that can memorize time during power outages.