This children's wall clock is perfect for little astronauts and space enthusiasts! The clock face is decorated with a colorful space motif featuring planets and stars. It has a diameter of 12.0 inches and a depth of 2.0 inches. The product has a silent movement with creeping seconds, which does not make any ticking noises. The children's clock is perfect for learning, as the 12 and 24-hour time format is shown on the clock face. A 1.5 volt AA battery is required to operate the wall clock, which is not included.