General description This modern wall clock features a unique mathematical formula design, making it an eye-catching addition to any living room, office, or home decor. With its black and white color scheme, it complements various color palettes and serves as a perfect gift for math enthusiasts, teachers, or anyone who appreciates numbers. Technical specifications Material: Wood Color: Black Size: 30 x 30 x 5 cm (11-1/2 inches in diameter) Weight: 380 g Power: 1 AA carbon battery (not included) Silent sweeping movement for a quiet environment Compatibility and accessories Suitable for smooth walls in various settings: living room, kids' bedroom, dining room, kitchen, office, bathroom, coffee shop, hall, etc. Installation Be cautious when installing to avoid damaging the hook. If mounting on tile walls, avoid placing the hook in tile joints. Ensure the wall is suitable for mounting; avoid bad walls or dead wood. The hook can support up to 3 kg; do not exceed this weight limit. Usage