100% brand new and high quality Features: [used for chess games]: it doesn't need battery, and it is easy to use with clock mechanism, similar to quartz clock. It is a timing tool used in most chess games in Europe and the United States. [high precision]: the daily error is less than 1 second, which is suitable for all kinds of chess clocks. [wood material]: it is made of wood material and plastic, durable and not easy to break. Wood color design, exquisite workmanship. [special maintenance]: the chess clock should avoid contact with corrosive materials and be exposed to sunlight, rain, water drops and strong magnetic field. [mechanical structure]: the mechanical structure with synchronous start button is adopted to make synchronous operation intuitive, convenient and accurate. Specifications: Material:ABS size:15x5.5x9cm Color:as shown Quantity:1 pc Note: No retail package. Transition: 1cm=10mm=0.39inch. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Chess timer(other accessories demo in the picture is not included.)