Professional Digital Chess Clock Count Up Down Timer with Clock And Game Timer with Bonus and Delay

Description

Product: Digital chess clock

Function：
1. Count-up timing, maximum 10 hours;
2. Presettable countdown timer, maximum 10 hours;
3. Alarm when the match is oven;
4. Fit for different kinds of chess matches with count up and count down;
5. Certificate: CE;
6. Management system: ISO9001:2008;
7. Appliance: Chess Games， Chess academy;

Specification and parameters:
1. Size: 140*93*49 mm, (5.51*3.66*1.93 in);
2.Weight: N.W:0.33 lb (0.29 lb without battery), G.W.:0.63 lb;
3. color:Brown;
4. Material:ABS durable plastic casing;
5. Power supply:1x AA battery (1.5V)(without battery);
6. Working voltage:DC 1.5V, Working current: ≤21.0uA;
7. Working temperature: -5℃～50℃；humidity: ≤85％；Protection clss: IP50;
8. Storage environment: it should be kept in dry and ventilated system. The temperature stays between 5℃～35℃. Relative humidity should be under 70%. Avoid it from the goods which produce corrosive gas;

After-sale service: If there are any issues with your product, simply contact us and we will give you a full refund and send you a new replacement, You don t have to return the product.