1. Time date temperature display:12H/24H switch, UP/DOWN to set 2. Power-off memory function:No need to reset the time after power failure. 3. Night mode:By default, the brightness automatically decrease between 18:00 and 7:00, and increase at other times. 4. Projection function:180° flexible adjustment,180° flexible projection arm, the projection angle can be adjusted as needed. Project the time onto the ceiling or wall Note: The projection clock projects to the back of the screen, and the numbers are displayed as positive numbers. Projecting to the front of the screen, the numbers are displayed as negative numbers. Colour:As Shown Material:Plastic Type:Black colored lights F Style Package Contents: 1 x Projection alarm clock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.