Feature: 1. Portable Chess Clock: Suitable for chess and go competitions, this versatile clock features multiple timing functions to ensure accurate timekeeping and enhance gameplay experience. 2. Professional Timer: With functions including bonus, delay, countdown, positive timing, this clock also offers additional features such as switchable countdown, selected first move, step recording, and memory function. 3. Convenient Design: Compact and portable, electric digital clock is easy to carry and suitable for various occasions, which is making it convenient and versatile for users. 4. Clear Display: Equipped with a digital screen, the display is easy to read, which is ensuring accurate competition processes and providing clear visibility for all participants. 5. Easy To Operate: Adjust the time and delay functions according to the competition rules, which is providing a simple, user friendly experience for users that meets their needs. Specification: Item Type: Chess Clock Timer Material: ABS Size: Approx. 140 x 85 x 54mm / 5.5 x 3.3 x 2.1in Battery: 1pc AA battery (not included) . Package List: 1 x Digital Chess Timer1 x Manual