General description The 12 Inch Round Large Luminous Wall Clock features a glow-in-the-dark function, allowing the numbers and hands to be visible at night after absorbing light energy during the day. It is designed for easy readability with large contrasting numbers against a black face, making it suitable for various indoor settings such as dining rooms, living rooms, bedrooms, kitchens, and offices. Technical specifications Movement: Quartz Shape: Round Color: Silver Material: Plastic Size: 30 cm in diameter Battery: Requires 1 AA battery (not included) Measurement allowed error: +/- 1-3 cm Installation Simple to install by placing a small nail through the plastic hook for secure hanging. Usage Glow in the dark for approximately 5-6 hours, depending on the amount of light absorbed during the day. For optimal performance, use a normal carbon battery; avoid alkaline and rechargeable batteries to maintain accuracy and prolong the life of the mechanism. Other information Package