【180° Rotatable Projector Clock】 This projector clock is a 180° rotatable clock with a focus control ring, allowing you to adjust the time and angle for any situation with the reverse button. 【Dual Alarm Clock & Large Snooze Button】 Set two separate alarms for couples with different lifestyles or as a backup alarm for heavy sleepers. 【7-inch Large LED Display & 5-Level Dimming Function】 The LED display of this alarm clock is large and easy to see, even from across the room, for people with poor eyesight or the elderly. The 5-level dimming function is perfectly designed, and even at the darkest brightness, it is very comfortable without disturbing your sleep. 【5-Level Adjustable Alarm Volume】 The alarm volume can be adjusted to your preferred level with 5 settings. Both heavy and light sleepers can benefit from this. 【USB Charger & Battery Backup】 The USB charging port is compatible with all Android & iOS smartphones, tablets, Kindles, and other digital devices. The digital projector clock operates with a power outlet and supports functions such as USB charging, projection, alarm, and time display. Two AAA batteries (not included) are required.