CHESS CLOCK: Professional digital timer with count up and countdown function, supporting up to 10 hours. Suitable for chess, Chinese chess, and other board games. ALARM FUNCTION: Sounds an alert when time expires. Alarm can be turned on or off. Features easy setup and memory settings. LARGE HIGH-DEFINITION DISPLAY: Clear and easy-to-read display with eye-catching colors and accurate time representation. ECO-FRIENDLY DESIGN: Made with premium electronic components and ABS plastic shell, designed for durability and environmental friendliness. POWER: Requires 2 AAA batteries (not included). COLOR: Black MATERIAL: Plastic SIZE: 14 x 8.8 x 4.5 cm PACKAGE CONTENTS: 1 x Chess Clock (other items not included) NOTE: Lighting and screen differences may cause slight color variation between image and actual product. Measurement error allowed within +/- 1-3 cm.