Hang this matte black pendulum clock on a wall or set it on a shelf and see the minutes and hours flip by. A stylish contemporary design with auto quartz movement time piece and moving white pendulum. Sure to be an attention getter beyond compare. Outer case is made up of metal and measures a giant 18-7/8" x 4-1/8" wide x 2-3/8" deep. Instructions included. Uses 1 C battery , not included.