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This Tri-Color LED Screen is widely used for the indoor message display, the indoor display solutions, outdoor information display, and outdoor AD sign display etc, featured by its big range viewing angle and distance, high planeness, luminance uniformity, excellent brightness, low failure rate, long service life, low consumption of energy and high cost performance. Specification: Pixel pitch 4.75mm Pixel configuration 1R&1G(Yellow ones will be achieved when the red and green light synchronously ) Density of pixel 44321dots/m&sup2; Best viewing distance 9m-26m Best viewing angle 120&deg; Control method Synchronization/ Asynchronization Driving method Constant 1/16 scanning Frame frequency &ge; 60Hz Refresh frequency &ge; 180Hz Maximize power <600W Brightness 200CD/m&sup2; IP grade IP20 front Working voltage AC220v/110&plusmn; 10% Working temperature -10Celsius+45Celsius MTBF More than 10, 000 hours Life span 10, 000 hours Application: This Tri-Color LED Screen is best designed for the indoor display solutions, like store LED srolling message display, and also can be networked together with others for message display in banks or conferences. Update Date:2010-10-24 19:05:37