Usage Tips:Funny Design- It's such a funny thing to notice a small slap from one small page flipping onto another one when sitting in front of the clock, your day will get interesting.Flip Page Clock - 12 hour AM / PM Flip Desk Wall Clock, runs on 2pcs size AA batteries, automatically flip page when 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. Numbers Display - Shows hour and minute, quite white numerals on black background, make the Vintage Flip Clock the easy to read from .Stylish Appearance - Modern and classic, vintage retro flip desk wall clock, perfect home and office decorations, Perfect gift for family, and colleagues.Material:ABScolour:BlackPackage Contents:1 x Page flip clockOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.