Brand: Three-in-one Chess Game Clock (Chinese Chess, International Chess, Go) Model: PQ9902 [Product Parameters] Product Dimensions: 194×130×55mm Outer Box Dimensions: 67.3*31.4*43cm Product Net Weight: 390g Product Gross Weight: 500g Gross weight per box 20.2kg Packing quantity: 36 pieces per piece water resistance: Non-soaking Regular packaging: Color box packaging Instructions for use: attached at the back certification: ISO9001:2008,CE Battery: two 3# (R20) cylindrical batteries color: Blue [Chess Clock Introduction] 1. Commonly used in training and competitions of Chinese chess, international chess, Go, etc. 2. The timing rules can be set in advance or modified by yourself. 3. It can automatically calculate the number of moves made by the player and emit an automatic prompt sound. 4. It is equipped with a lock switch to avoid mistakes caused by accidentally touching the key. 5. Simple operation, beautiful and durable. Precautions: 1. This product uses two 3# (R20) cylindrical batteries. Before use, check if the battery quality meets the requirements. If it is not going to be used for a long time, please remove the batteries. Contact with corrosive substances should be prevented. Avoid direct sunlight, rain, drops, and proximity to magnetic fields. Brand: Tianfu stopwatch (chess game clock)
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