Battery Not Included. Requires One Aaa Battery. Ideal For Optional Laser Engraving. No Assembly Required. Front Of The Clock An Area Measuring: 3.5 In. W X 1.25 In. D. Overall: 5.5 In. W X 1.375 In. D X 5.25 In. H. Our Classic Wood Arch Alarm Clock Has A Rich, To Go Along With The Gold Accented Face, Base And Backing. The Clock Features Quartz Movement.