... *Passed: RoHS, CE, 3C P10 Red, Green, Blue, White, Yellow Color LED Display Module Trademark: WS Packing: Carton Origin ... Feature: *Module size: 320x160mm *Color: Red, Yellow, Blue, Green, White *Working life: 10000H *Passed: RoHS, CE, 3C P10 Red, ... C need special power supply and ICCommunication: RS232, RS485, RS422, SD card, RJ45 for optionControl system suggested: Asynchronous: CL2005, SCL2008, ...