The red and green LED chips or tubes together produced as a pixel color display called three or dual color screen, the red, green and blue LED chips or tubes put together as a pixel display screen called tricolor screen or full color. If only one color is called monochrome monochrome or single-color screen, making indoor LED screen pixel size is generally 1.5-12 mm indoor full color, is often used to produce several different color LED die into one package, Outdoor LED screen pixel size 6-41.5 mm p4led mostly full color, each pixel is composed of several kinds monochromatic LED full color hotel, a common product of say pixel tube, two-color pixel tube generally consists of 2 red 1 green composed of three-color pixel tube with a green and a red one blue components. Indoor SMD number of pixels: P2.5 160000 points / square meter P3 111111 points / square meter P4 62500 points / square meter P5 40000 points / square meter P6 27777 points / square meter P7.62 17222 points / square meter P8 15625 points / square meter P10 10000 points / square meter outdoor screen pixel diameter and the number of pixels P10 10000 points / square meter P12.5 6400 points / square meter P16 3906 points / square meter P20 2500 points / square meter P25 1600 points / square meter P31.25 1024 points / square meter p8 full color | full color | Yasuhiro by Linyi Hong Thai Optical Electronics Co., Linyi Wang Tai Electronics Co., Ltd. (www.ledzkd.com) (www.ledzkd.com) strong, credible, in Linyi display equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving macro innovative ideas will lead Thailand into the brilliant photoelectric and you work for a better future!