General description Modern Silent Quartz Wall Clock with a diameter of 30cm features large Roman numerals for easy readability. Its vintage design adds a timeless appeal, making it suitable for various settings such as bedrooms, kitchens, offices, and schools. The clock operates silently, ensuring a peaceful environment while accurately keeping time. Technical specifications Diameter: 30cm Power source: 1 AA battery (not included) Material: Environmentally friendly PVC Installation Easy to install by hanging on a nail, screw, or hook using the keyhole slot on the back. Usage Ideal for home, office, school, and commercial applications. For optimal battery life, use regular carbon batteries instead of high-performance alkaline batteries.