Feature: 1. Versatile Timekeeping: The chess clock offers a remarkable selection of 42 different timing rules, allowing you to customize and adapt your game to various scenarios. From single/multiple countdowns, bonus, time limits, delays, to accurate reading seconds and even regular timing-up, the clock has got you covered. 2. Adjustable Parameters: With the convenience of having the specifications printed on the back of the timer, you can easily modify the timing parameters for each specific rule. What\u0027s more, it enables you to independently set different parameters for both sides, providing a fair and customizable experience for all players. 3. Memory Function: The chess clock has a memory function, even if you turn off the device and then turn it on again, it can still retain the rules and parameters of the last game, no need to repeat the settings, more convenient to use. Specification: Introducing the Chess Clock, a versatile timekeeping device designed specifically for chess enthusiasts. With a wide ranges of features and customizable settings, this clock offers a seamless and efficient way to track time during chess matches. Its premium ABS material construction ensures long-lasting performance, while the ergonomic design guarantees a comfortable and responsive user experience. Get ready to elevate your chess game with the Chess Clock Features: Versatile Timekeeping: The chess clock offers a remarkable selection of 42 different timing rules, allowing you to customize and adapt your game to various scenarios. From single/multiple countdowns, bonus, time limits, delays, to accurate reading seconds and even regular timing-up, the clock has got you covered. Adjustable Parameters: With the convenience of having the specifications printed on the back of the timer, you can easily modify the timing parameters for each specific rule. What's more, it enables you to independently set different parameters for both sides, providing a fair and customizable experience for all players. Memory Function: The chess clock has a memory function, even if you turn off the device and then turn it on again, it can still retain the rules and parameters of the last game, no need to repeat the settings, more convenient to use. User-Friendly Design: Designed with speed and accuracy in mind, the clock boasts large and responsive buttons, ensuring a seamless and effortless control during intense matches. Its ergonomic layout guarantees a comfortable grip, making it perfect for quick-paced chess games and quick decision-making. Durability and Power Efficiency: Constructed with high-quality ABS material, it is built to withstand extensive use and provide long-lasting durability. Powered by two AA battery (not included), it offers reliable performance while being energy-efficient. Specifications: Material: ABS Power: 2 * AA Battery(Not Included) Item Size: 161 * 100 * 62mm / 6.3 * 3.9 * 2.4in Item Weight: 245g / 8.6oz Package Size: 150 * 100 * 50mm / 5.9 * 3.9 * 2.0in Package Weight: 400g / 14.1oz Packing List: 1 * Chess Clock Package List: 1 * Chess Clock