Fun, Dr. Seuss-themed clockMounting hardware attached to the backEasy to hangRuns on 1 AA battery (not included)Measures approximately 10W x 11H in.. You and your child will love the Trend Lab 30069 Dr. Seuss Cat in the Hat Wall Clock. With its fun design and bright colors, this clock runs on one AA battery (not included). Easy to hang, the mounting hardware is mounted to the back for convenience.