Huahai P6 LED Indoor Full-color display 1)Pixels:6mm 2)Lifespan:100,000 hours 3)Certification ... Displays are on sale .Features:1) Combining several global leading display board control technologies, such as greylevel code technology, brightness control ... and high contrast design, vivid dynamic display3) Arbitrarily exchanging the display or displaying synchronized video4) Long lifespan, can reach more ...