Funny Design- Its such a funny thing to notice a small slap from one small page flipping down onto another one when sitting in front of the clock, your day will get interesting. Flip Page Down Clock - 12 hour AM / PM Flip Desk Wall Clock, runs on 2pcs size AA batteries, automatically flip down page when every minute or one hour comes. Dustproof Design - Measures 6.97 x2.76 x3.66 inches(17.7x7x9.3Cm), plastic cover for protecting the mechanism from dust penetrating over time and eliminate the noise. Large Numbers Display - Shows hour and minute, quite large white numerals on black background, make the Vintage Flip Clock the easy to read from far . Stylish Appearance - Modern and classic, vintage retro flip desk wall clock, home and office decorations, gift for family, friends and colleagues. Material:ABS colour:Black Package Contents: 1 x Page flip clock Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.