AbilityOne 6645016986559 Clock Wall American Flag Slimline FrameAbilityOne 6645016986559 Keep track of time the patriotic way with the battery operated SKILCRAFT American Flag Wall Clock. Hanging hardware included, TAA compliant; assembled in the U. S. A. Uses one AA battery, not included. Keep track of time the patriotic way with the battery operated SKILCRAFT American Flag Wall Clock. This 12. 75 inch diameter quartz wall clock with a shatter resistant UV protected face is accurate to within two minutes per year