Professional Advanced Chess Digital Timer Chess Clock Count Up Down Board Game Clock 2022 New Type 1 Black This chess clock is suitable for most kinds of chess games. It has 42 kinds of timing rules. It is easy to operate and can be silent, provides a nice timing tool for games. Features: With countdown function, can carry out multi section countdown, positive timing function and each step delay function. It can add seconds, limit times and read seconds. Different timing parameters can be set on the left and right sides. During the competition, the timing parameters of both sides can be modified. Can display the number of chess steps, can be silent, does not affect players playing chess. Turn off the machine and turn it on again to keep the parameters of the game before turning it off. Big seesaw button, nice handle, quick reaction, easy to control. It has 42 preset rules, multi-function and wide ranges of application. Specifications: Material: plastics + metal Battery: 2 * AA: 1.5V, 800mAh (Delivered without batteries) Item size: 161 * 100 * 62mm / 6.3 * 3.9 * 2.4in Item weight: 245g / 8.6ounce Package size: 150 * 100 * 50mm / 5.9 * 3.9 * 2.0in Package weight: 400g / 0.9lb Packing List: 1 * Chess Clock Type 2 Black / Yellow This digital clock is perfect for chess and other games that require countdown, count up, bonus, and delay times. It's lightweight and small in size, so it fits in most bags conveniently and is portable to take to and from club or tournament events. Features: Large flexible button with better sense of press. High quality of ABS plastic durable material shell. Available for bonus &delay mode. Portable energy saving design. Functions: Basic: Set basic time. BonusSet basic time and bonus time. DelaySet basic time, second reading times and time. Positive Timing: Set basic time to be 0 for overall rationing system Specifications: Material: ABS Color: Black / Yellow(Optional) Battery: 2 * AAA battery (Not included) Screen size: 103 * 23mm / 4.06 * 0.91in Item size: 140 * 88 * 45mm / 5.51 * 3.46 * 1.77in Item weight: 105g / 3.70ounce Package size: 150 * 100 * 50mm / 5.91 * 3.94 * 1.97in Package weight: 157g / 5.54ounce Packing List: 1 * Chess Clock _x000D_