Chess Digital Timer Professional Count Up Down Timer Plastic Battery Powered Multifunctional Lightweight for Family Personal Use _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Chess Digital Timer Professional Count Up Down Timer Plastic Battery Powered Multifunctional Lightweight for Family Personal Use _x000D_ Feature: _x000D_ 1. Multi-functional: it has 8 types of 42 timing rules and 42 preset rules, including single/multi-segment countdown, reward, time limit, delay per step, plus second, second reading, and positive timing, which are available on demand; You can change the preset values and save them in for easy reuse. _x000D_ 2. Professional props: The chess clock is in hand, and both parties can play the game according to the agreed rules, and enjoy the fun of competition wholeheartedly. _x000D_ 3. Rocker key: Rocker timing key. The side that is warped is timing. It has good hand feeling, fast response, convenient control, and is more suitable for fast chess. _x000D_ 4. Modifiable: The timing parameters of both sides can be modified during the competition. Each timing rule can modify timing parameters. (except positive timing) _x000D_ 5. Memory function: When the machine is turned off and then turned on, it can maintain the rules and parameters that have been contested before the machine is turned off. It can display the number of chess steps and mute. Specification: _x000D_ Origin: Mainland China _x000D_ Type: Chess Clocks _x000D_ Model Number: Chess Digital Timer _x000D_ Main material: ABS _x000D_ Product color: blue _x000D_ Package size: 161x100x62mm/6.34*3.9*4*2.44inch _x000D_ Gros weight of product: 245g _x000D_ Power supply mode: DC 3V power supply (excluding two AA batteries) _x000D_ _x000D_ _x000D_ Note: _x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x000D_ Please allow 1-2cm measuring deviation due to manual measurement._x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ 1 x Chess Digital Timer _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_