Indoor Led Kiosk poster The protection level of the LED display is generally displayed as IPXY, for example: IP56, X indicates the level of the LED display against dust and foreign objects, and Y indicates the tightness of the LED display against moisture and water. The larger the number, the more its Higher protection level.For example, the protection level of the display is IP54, IP is the marked letter, number 5 is the first marked number, and 4 is the second marked number. The first marked number indicates the level of contact protection and foreign object protection, and the second marked number indicates the level of waterproof protection. It should be particularly noted that the second characteristic number after the IP is 6 and below. As the number becomes larger, the test is gradually tightened. In other words, the LED display screen labeled IPX6 can also pass the tests of IPX5, IPX4, IPX3, IPX2, IPX1, and IPX0. The test with the second characteristic number 7 or 8 af…