Description: A presettable count up / countdown timer, available for Chinese Chess, International Chess etc. With alarm when the match is over, you can open or close the alarm. Large-screen LCD display shows very clear and large numbers, and the eyes are very comfortable to watch without fatigue. Using advanced automated welding technology, all parts are firmly fixed in the chess clock, do not worry about easy damage during transportation, and do not worry about violent use. Suitable for chess players, family and personal use, for teaching and training in chess training institutions, and suitable for general chess competitions. Specification: Material: ABS+Others. Function: timing, countdown, reward function, delay function, alarm function, memory function, reminder light, battery capacity reminder, step counter function. Size Chart: Size: 13.8x8.8x4.5cm / 5.43x3.46x1.77inch. Package Includes: 1 Piece Digital Chess Clock(need 1 AA battery, not include) Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.