Material: Solid wood and acrylic glass dial, easy to clean and keep dust away. Dimensions: 30cm/12 inch diameter, Thickness 3mm. Please use 1 x AA low-output carbon batteries (not included). Large Arabic numerals are clear to read. Accurate: Precise quartz movements guarantee accurate time. Non Ticking: There was no anxious tick of the successive second hand, providing you with a quiet and comfortable sleeping and working environment. Wide Application: Round clock face design is well-suited for living room, bedroom, school, kitchen, and office decor. It also can be used as a wonderful gift for your families and friends. Specification: Material: Black walnut, Acrylic Glass Diameter: approx. 30cm/12 inch Thickness: 3mm/0.12 inch Package Includes: 1 x Wall clock 2 x Non-marking nails 1 x Installation instructions Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!