BYXAS ABS Smart Multi-Functional Digital Clock Timer For Games PS-388 Product Parameter: LCD Screen size: 71*30.5mm Dimensions: 193*130*54mm Net Weight: 390 gram Main Features: 1. Directional Control Panel for easy mode selection and time / move editing; 2. Mode selection: The unit is available for Chinese Chess, Chess, Crossword game, A-math，I-GO game and other games, a slide switch on top can be slid for game mode election; 3. 12 different preset timer modes: you can preset default time rules, or edit your own time rules; 4. Auto-counting steps in match, special warning tone in I-GO game; 5. Lock key design: It can avoid player misoperation in match; 6. One Button return for new match: Press Button for 3 seconds, you can start game again, no need to preset again. 7. Shell Materials: ABS 8. OEM, ODM, new functions development available.