Introducing our wall clock, the perfect gift for math teachers, college professors, students, math enthusiasts, engineers, accountants, and anyone who works with numbers. This unique clock features a black/green MDF wooden face with white numerals and each hour is marked with a simple mathematical formula, adding a fun twist to telling time. The tick-free precision quartz movement ensures a quiet environment for sleeping and working without any annoying ticking sounds. With its simple design and easy-to-use functionality, this clock is not only a timer but also a stylish wall decoration. Hang it in your classroom, study room, children's room, dining room, bedroom, or office to add a touch of mathematical charm to your space. The clock measures 12 inches in diameter and comes with 1 hook for easy hanging. Don't miss out on this interesting and practical addition to your home or office decor! Item Name: Wall Clock Material: MDF Whether Double-sided: Single-sidedStyle: Modern ChineseAppearance: RoundApplicable Places: Living Room, Bedroom, Study, Office, Public PlacesDisplay Type: Pointer DigitalSpecial Functions: Decoration, Small Three NeedlesWaterproof: NoPower Type: 1 AA Battery (Not Included)Movement Type: Sweep Second MovementFeatures: Silent Non-Ticking, with Hanging Hook, Accurate Time Size Details: Diameter: 30cm/11.81" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wall Clock