Features: Practical LEAP PQ9905 Quarz Analog Chess Clock,Available for Chinese Chess, International Chess and I-GO. The game clock adopts a mechanical structure with a timing start button. Easy Operation.Press the left button, left timer stop timing and right timer begin timing, vice versa. The housing is uniquely molded to allow the clock to sit at a slight angle for better, non-glare viewing,large Screen to read. The timing is accurate, and the daily error is no more than 1 second. It is suitable for all kinds of chess game timing clocks. Durable plastic casing,light and light weight and portable,easy to carry,suitable for novelty,entertainment and practical use. Specifications: Material: ABS Model: PQ9905 Type: Chess Clock Power Supply: 1*AA Battery(Not included) Item Size: 200*51*123mm / 7.9*2.0*4.8in Item Weight: 359g / 12.7oz Package Weight: 418g / 14.7oz Package Size: 218*126*54mm / 8.6*5.0*2.1in Package List: 1 * Chess Clock