Measures:11.81" X 11.81"; Thickness: 0.2" (only the board). Material: Wooden MDF (not solid wood), wood particle board covered with paper drawing. No frame nor glass cover. QUIET: High quality silent quartz movement, keeps accurate time. Being non-ticking, it is perfect for bedroom, living room, computer room, coffee shop, office, conference room. LARGE NUMBERS:This non ticking wall clock has large Arabic Numerals so it can be seen from adjacent room easily. Powered by 1 AA battery (Carbon Zinc battery, not included).