LEAP Chess Clock Digital Chess Timer Professional for Board Games Timer with Alarm Function (Official Store) 9903a

Pre-set Timing Rules: There are 29 preset parameter timing program of the chess clock Unique Rules: This chess timer has 60 second hourglass, 10 second switch preset time rules, professional byo-yomi or Canadian byo-yomi Light Weight and Portable: Convenient for carrying on your backpage when going out Beginner to Professional Player: It can meet the requirements of timing rules from beginners to pro players Any Game that Requires Two Players: Available for International chess and I-Go chess, it can be set up two different base time on both sides