... cost; 3. Stable capability; 4.High brightness. P16mm outdoor led sign Product DetailsLED sign:high brightness, wide viewing angle, low voltage and ... , bear high temperature,good heat emissionLED sign:LED Sign with far viewing distance for advertising 1 to 4 line signs available With ... 7.62mm pitch for indoor, and 12mm to 25mm for outdoor; Optional communication way: RS232, RS485, TCP/IP, USB, Wireless ...