Chess Basic Digital Chess Clock & Game Timer Clock Competition Timers Chess Clock.function, multi-stage, positive timing function, delay function for each step, plus second function, non-equivalent parameters can be set, time limit function, display of chess moves, function, mute,low noize.Multifunctional,it is often used in Chinese chess international chess, Weiqi and other training and competitions 2 players games.Made of high quality ABS material,durable,eco-friendly,simple operation.With single/multi-stage,, time limit, delay,, positive timing, timing parameters can be modified for each timing rule (except for positive timing). Different timing parameters can be set on the left and right sides. During the game, the timing of both sides can be modified. Timing parameters, power off and on again, can keep the rules of the game before the power off.2pcs AA battery powered(package not include).chess clock timer digital tournament wood. electronic chess clock board games timer. alarm clock chess clock tournament set digital. timer board set analog game classic profesional. computer electronic official countdown wooden. With single/multi-stage,, time limit, delay,, positive timing, timing parameters can be modified for each timing rule (except for positive timing). Different timing parameters can be set on the left and right sides. During the game, the timing of both sides can be modified. Timing parameters, power off and on again, can keep the rules of the game before the power off. Multifunctional,it is often used in Chinese chess international chess, Weiqi and other training and competitions 2 players games. function, multi-stage, positive timing function, delay function for each step, plus second function, non-equivalent parameters can be set, time limit function, display of chess moves, function, mute,low noize. 2pcs AA battery powered(package not include). Made of high quality ABS material,durable,eco-friendly,simple operation.