GY-4 Quartz Chess Clock

It is the best design,best quality of quartz clock in China. Thebiggest quartzchess clock manufacutrer in China, We sold more than 60000pcs every year. Advantages: 1) The Quartz Chess Clock is one of our most economical chess clock, though it is still a very nice quality analog chess timer. 2) It is easy to use and set, keeps accurate time, has a sturdy build,easy adjust hands. 3) It is powered for a long time by only one AA battery. They are the perfect chess clocks for schools or clubs who want a very simple clock to operate and don't want to be dealing with complicated digital clock settings. Battery included. On Off switch on back, so batteries won't run down during transport.