Specification: Item Type: Projection Alarm Clock Material: ABS Type of Battery: Button Cell (Shipped Without Battery) Type of Battery: CR2032(1) Function: Digital LED Display, Time, Date, Temperature Display, 180 Degree Wide Angle Projection, Flexible Projection, Alarm Clock Snooze Function, USB Direct Power Supply, Mute. Length: Approx. 18.5cm / 7.3in Width: Approx. 9.2cm / 3.6in Package List:1 x Projection Alarm Clock 1 x USB Cable1 x User Manual Note:Shipping without batteries.A For Any Occasion: This digital clock is a great choice to show your care, and an unusual idea to surprise. A perfect everyone, no matter for old or young, men or women, boy or girl. Also suitable for any festival like birthdays, Christmas, New Year's Day, Thanksgiving Day, Valentine’s Day, Father's Day, Mother's Day, etc. USB Cable Power Supply: Projectable clock is powered by USB power cord, and can be powered by wall socket or mobile power supply, and memory battery (not included) has time memory function. High Definition LED Screen: The projection digital alarm clock adopts high definition LED screen, which can be seen from a long distance and can be seen at a wide angle. 180 Degree Projection: The projection alarm clock can project from multiple angles, and the 180 degree flexible swing arm can adjust the projection angle at will. The arm of this digital clock swivels 180 degrees for optimum positioning, The edges of the projected numerals are surprisingly and clear without having to fiddle with a focus adjustment offered on some other projection clocks.