... cold-resistant,resistant to UV) shell and PCB board,also 3 spell line with blue,green,yellow,red ... pcs/string Blue463-475K2.75050 RGB ADS-IC219RGB module parameter ItemsParameterunitVoltageDC12VPower0.72WTemperature-40-60°CIP GradeIP66 demension26mmlifespan50000hoursView ... RF interference 10. Long life 50, 000hours LED Module Applications 1,channel letter2,Advertisements sign3,KTV,Disco4, LOGO ...