Features: 1.The clock has a projection function and can display the time on a wall or other plane. 2.The clock can sense temperature changes, and the Celsius and Fahrenheit temperatures can be converted to each other. 3.Support the hourly voice telling time, setting the snooze time, so that you are not late for time lag. 4.The button on the upper can turn on the backlight, the light is soft and not glaring, suitable for use as a night light. 5.The clock model is small and exquisite, with complete functions, suitable for students and office workers, essential for home use. specification:Item Type: LCD Clock Material: ABS Battery Model: 3 x AAA batteries (not included) Functions: 1. The projection and backlight are always on, and the voice timekeeping function is off 2. The projection is always on, the backlight is not on, and the voice timekeeping function is turned on 3. The projection and backlight are turned off, and the voice timekeeping function is turned on Punctual Report Time: Two sets of hourly hour can be selected (24-hour hourly hour and 15-hour hourly hour) Size: Approx. 7.8 x 7.8 x 9cm / 3.1 x 3.1 x 3.5in PackageList:1 x LCD Clock 1 x User Manual NotePlease avoid touching the projection lens with your hands or other objects, so as not to affect the clarity of the projection. If you need to clean the projection lens, use a special cleaning paper to clean the camera lens and gently wipe it.