... : 4.6mm, Dots Matrix: 7*80;3. Color display optional: Red, Blue, Amber, RG Multi-color;4. PC Communication optional: RS485, USB ... : Text; Clock Temperature; Counting up or down;6. Multi methods for display messages: Cyclic, Scroll up, Scroll down, Open from right or ... left;7. Display speeds programmable; Pausing time Optional;8. Ability to adjust brightness ...