Chess Clock: Professional Digital Timer with Count up / Countdown Timer, Maximum up to 10 Hours New Look of Wooden Like Chess Timer.Available for Chinese Chess, International Chess，I-GO and Other 2 Players Board Game Chess clock timer is made of electronic components & ABS shell, environmentally friendly and durable. Alarm as the time Runing out. Can Turn up/off the Alarm; Powered by 1 x AA battery NOT include Bouns and Delay functions with Easy Setting, Light Weight, Setting Memoried. Established in 1994, is a leading chess retailer specializing in fine Chess clocks and chess sets. Our exclusive chess clocks designs, large selection of high quality products, unmatched value, and excellent service are our pursue .We are continuously developing new and exciting products to promote the game of chess and meet the needs of chess players around the world. Chess clock is very importantly for each chess player 1.Time management is an important chess playing skill. 2.Chess clocks ensure fairness for both players. 3. Chess game clock not only do they help games finish on time, excitement to the game. Basic chess game clock 1.Audible alarm,being turned on or off 2.Bonus and incrementFischer 3.Count up /count down mode 4.Lightweight and portable Bonus setting When the countdown time on right side was set, press start / pause / setting shortly to switch into Bonus Setting. when the bonus is active ,then no delay feature . Delay setting and alarm An alarm when time expires can be turned on or off, depending on your preference or tournament rules. when the clock is on delay incrementFischer mode, then no bonus feature . hight quality lever Large seesaw buttons, comfortable and flexible, and it won't be stuck, very easy to operate. Easy to change the different basic time for both side during game . non-slip food pad and time memory This chess timer has non-slip foot pad to prevent from accident move. All user parameters kept when you turn off and turn on again . The time setting will be lose when take out the battery .