Description: By allowing you to manually adjust the brightness as needed, this alarm clock also allows you to set up an automatic light-sensing function, which automatically adjusts the screen brightness according to the ambient brightness. With dual alarm clock settings, this alarm clock can be unlimited snooze to meet different scenes time reminders, and the surface with a mirror finish, can be used as a makeup mirror. It is constructed of ABS material. The length of this alarm clock is 20.8cm, the width is 7.4cm and the height is 5.2cm. It is suitable for home, bedroom, living room, dorm and so on. Item Name: Alarm Clock Material: ABS Features: LED Time Display, Large Screen, Projection FM Radio Function: Automatic Search, Lock And Save Function, 5-90 Minutes Auto-sleep Off Ergonomic Design, Tuning FM:76-108MHZ Double Alarm Clock Setting: 1-2-4-Continuous Tick And Radio Modes Temperature Display: Celsius And Fahrenheit Can Switch, 0-50 Degree, 32-122 Degree, Error 1 Percent Humidity Display: Measurement Range 20 Percent - 99 Percent, Error 5 Percent Time Projection: 180-degree Free Rotation, Projection Function Works When Powered by USB Connection Power Supply: USB External DC5V, 1 x 2032 Button Battery(Included) Size Details: L: 20.8cm, W: 7.4cm, H: 5.2cm (Approx.) Projection Effective Distance: 200cm-500cm-196.85", Best Projection Distance: 300cm (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. When using the charging head needs to be DC5v-2A. Package Includes: 1 x Alarm Clock 1 x USB Cable 1 x User Manual