For Chess Match: Does not need batteries and is driven by clockwork. Easy and simple to use, similar to the operation mode of a quartz clock. It is the timing tool used in most chess matches in European and American countries
Mechanical Structure: Adopts a mechanical structure with timing start button, which makes the timing operation intuitive, convenient, accurate
High Accuracy: The daily error is no more than 1 second. It is suitable for timing clocks in various chess games
Specification:
Material: plastic case, zinc alloy movement
Size: 15x5.5x9cm