Backlit color LED display with weather trend indicator showing the upcoming weather trend. This clock has a color display showing the time. It also has an alarm function so you never lose track of time. With snooze mode. Multifunctional: The clock displays the time (12/24H), calendar (MM/DD), day of the week, weather icon, temperature (C/F), humidity, and also has alarm and snooze functions. Energy saving: When the digital clock is battery-powered, the backlight and projection remain on for 8 seconds after pressing the SNZ/LIGHT button. When powered by an external power supply, the backlight and projection will remain on continuously. Time projection: Project the time onto any wall or ceiling. When the projection clock is 2 meters from the wall or ceiling, the projected height is approximately 20 cm. The projection distance is approximately 1 to 5 meters, and the projection screen can rotate 180 degrees. Bidirectional power supply: The projection alarm clock is powered by 2 AAA batteries (not included) or a 4.5V DC input (USB cable included, main adapter not included).