KLT  for outdoor screen features, due to a long period of outdoor use, and is in the high pollution as dust and sand storms, car tail gas, the rain, and other special environment influence, a lot of just began to effect is very good display screen, can be in three months after half a year or there are flowers, display screen quality is not clear. For this KeLunTe through and xi 'an jiaotong university jointly developed a the "dust mask, and the" water through the DuoCi success test, but also get exclusive patent technology product certificate, existing P10, P12, P16, applications and the "dust" series water suite, ensure LED lamp surface will not be dust covered in LED display screen flower, the definition and the influence factors such as the decline that effect; Kit materials using high member (PE) / PC + 10% GF for raw materials, raise the entire suite in the summer, avoid the stability of high temperature high humidity, strong ultraviolet ray, winter minus 40 degrees of cases happened becomes angry, deformation, the phenomenon such as burst; RGB color the arrangement of three unique design of considering the LED display vertical and vertical Angle of view scope.