【180°Flip Projection 】The projection alarm clock clearly projects the time image on the wall or ceiling in the range of 9.8-16 feet, and the 3-level brightness of the image can be adjusted. Press and hold the Projection button to rotate the projected display 180° for optimal viewing. You can easily read the time while lying in bed. 【Unique Mirror Display】 Our mirror alarm clock has temperature and humidity notification, alarm and time display functions. The large 7.3 inch display is easy to read, perfect gift for kids and seniors. You can see the time clearly, and the screen of the alarm is also can be used as a make up mirror in daily use, which is simple and interesting. 【DUAL ALARM CLOCK】 With double alarms, two separate alarm times can be set respectively, ringing at different times, making your life easy and convenient. The snooze function allows an additional sleep time of 9 minutes. The alarm clock has temperature and humidity notification, alarm and time display functions. The large 7.3-inch display is easy to read, especially for children and the elderly.You can see the time clearly 【USB Charging Port & Memory Battery Backup】 Digital alarm clock is powered by a USB power cord, you can choose a wall socket or mobile power supply power it Memory battery(NOT INCLUDED) has a time memory function. When the power is off, the digital clock system still keeps normal timing don't need to reset the time and alarm clock after the power supply is restored.