1[180°rotatable HD projection]：Our projection digital alarm clock adopts 180°adjustable angle high-definition red light projection design, which can be projected on a wall or ceiling within 5 meters , and a projector rotatable (can be adjustment range from -90° to 90°). When you wake up at night, you can easily read the time at a glance. You can also change the projection brightness according to your needs. 2 [FM Radio and Sleep Timer]：Our projection alarm clock is not only an alarm clock, but also a radio. The radio has the functions of automatic search, lock and storage (FM radio frequency: 76-108 MHz), operation is simple and convenient. The radio has a sleep timer function, you can set the automatic shutdown time, the setting time is 5-90 minutes, and the radio can be turned off according to the setting. Very user-friendly design. 3 [Dimmer and multi-function]: LED large screen, brightness can be adjusted manually, the level of adjustment is OFF, light, medium and high 4 levels of brightness. The alarm clock can also be automatically dimmed by the sensor of light, the screen can be adjusted according to the ambient brightness. At the same time, the mirror design can also be used in daily life. It is also an indoor thermometer that can display temperature and humidity. 4 [Dual Alarm and Snooze Function]: Dual alarm allows you and your partner to set wake-up time separately without resetting. The snooze function lets you get an extra 5 minutes of sleep, but at the same time prevent excessive sleep, you can also set the snooze time by yourself. The alarm mode can set the traditional didi sound and set the radio sounds as an alarm. 5 [USB charging port and memory function]: Our alarm clocks use DC 5V power supply (adapter not included), which is more energy-saving and trouble-free. There is a 5V/1.2A USB output port, which allows you to charge your phone or tablet when you sleep. Built-in button backup battery can keep normal walking and original time settings, no need to reset time when power off.