Warranty: 2 years Estimated LED lifetime: 100000 hours Capability: text(global language), graphics,animation, some full color can also show picture or even video PC message entry Power source: AC 110V or 220V Sign memory: 64M Operation Temperature: -20℃ to 80℃ Case material: Aluminum Optional communication ways: RS232, RS485, USB, TCP/IP (more functions and more sizes are available, please contact me)
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