Feature:1. ENVIRONMENTAL PROTECTING AND ENERGY SAVING: This chess clock uses a clockwork drive and does not need a battery at all. Not only reduces the impact on the environment, but also avoids the interruption of the game due to battery exhaustion, ensuring the fluent running of the game2. CLASSICAL AND RETRO: The classical clockwork drive design brings a strong retro style. The user only needs to gently rotate the clockwork to wind the chess clock, the operating is simple and convenient, similar to the traditional quartz clock, giving people a nostalgic and elegant feeling3. EASY TO USE AND INTUITIVE TO OPERATE: Chess clock operates in a way similar to common quartz clocks, which is very intuitive and easy to understand. Both beginners and experienced players can get up to speed quickly and start timing easily without complicated settings or adjustments4. STABLE AND LONG LASTING: The mechanical structure has been carefully designed and rigorously tested to ensure long term stability and reliability. Quality pine materials and exquisite workmanship make this chess clock stand the test of time and become your timekeeping partner5. MULTI FUNCTION, MULTI GAME COMPATIBILITY: Chess clock timer is suitable for a variety of chess games such as chess, Chinese chess and Weiqi to meet the needs of different chess enthusiasts. Whether an official competition or daily training, can provide accurate timing functionSpecification:Item Type: Chess ClockMaterial: Pine wood.Package List:1 x Chess Clock1 x User Manual