Description: FunctionChess Clock,The left and right sides can set different basic time, plus seconds for each step, limit for each step, count down time and times,Chinese voice count down, and mute.Precise timing: With a reliable chess clock, you can ensure precise timing during games and avoid debate over who ran out of time first.Easy to use: The chess clock is simple to set up and use, L6.95''xW3.94'' making it perfect for players of all levels, including kids and casual players.Portable: Count up Down Timer,The compact and lightweight design of the clock makes it easy to take with you on the go, andsupports hundreds of 2 player games to create more fun of game.Reasonable structure The bottom panel of Chess Timer is easy to set, streamlined design, elegant appearance, ingenious structure, reasonable layout, simple and intuitive usage. Size Chart: 17.65cmx10cm/6.95inchx3.94inch Package Includes: 1Chess Clock Note: Please allow slightly errors due to manual measurement and different monitors.