Feature: 1. Chess Clock: Professional digital timer with count up and countdown functions, programmable up to 10 hours. 2. design inspired by traditional wooden chess timers. Suitable for Chinese Chess, International Chess, Go, and other two-player board games. 3. Constructed with electronic components and a durable plastic case featuring a wood grain finish through water transfer printing. Environmentally friendly and long-lasting. 4. ble alarm alerts when time expires. Alarm can be enabled or disabled. Powered by 1 AA battery (battery not included). 5. Includes bonus and delay time functions, easy-to-use controls, lightweight design, and memory function to save settings. Specification: Model: PQ9907 Material: ABS Color: Wood grain Display: LCD Power Supply: 1 x AA battery (NOT included) Package Weight: 257g / 9.06oz Package Size: 17.2 x 10.3 x 5.9cm / 6.77 x 4.05 x 2.32in Package List: 1 x Chess Clock 1 x User Manual (English)