Multipurpose design: The 3in1 chess clock supports basic timing as well as rewards timing, delay timing, and positive timing, allowing you to adapt to different game formats and training needs. Userfriendly interface: Large buttons provide a responsive and comfortable pressing feel, enabling easy and precise operation during play. Durable and portable: Made of durable ABS plastic, the clock is built to withstand regular use. Its compact size makes it convenient to carry to tournaments and practice sessions. Energy efficient: An energy saving mechanism helps conserve battery power for longer use. Operation requires 2 AAA batteries. Practical applications: Suitable for standard competitive games, training sessions, and club practice where different timing modes may be used to suit the situation. Use scenarios In standard tournament play, switch between basic timing and other modes to match the game format and ensure smooth clock operation. During coaching or training, use the different modes to teach time management, decision making, and pattern recognition under time pressure. In club or classroom practice, rotate players and apply various timing setups to simulate realgame conditions and drills while keeping the equipment simple to operate.