... . 2, as high as IP65 of. Waterproof and dustproof, which is almost highest rating in LED screen industry. 3, Outstanding performance of ... in cabinet thermal dissipation and cabinet rustproof. 4, All the LED display are approved by CE, FCC, RoHS, TUV, CCC, and ... ISO9001 2000. 5, The LED display is easy to install and convenient maintenance due to ...