Detailed Product Description LED Display Panel (Leading Supplies)Indoor - pitch 3.5mm, 4mm, 4.2mm, 4.4mm, 6mm, 7.62mm, 8mm, 10mm, 12mm, etcOutdoor - pitch 10mm, 12.5mm, 14mm, 16mm, 20mm, 22mm, 25mm, 28mm, etc Yaham Patent Control System better color revivification, more exquisite video display because of advanced technology in the system for gray scale, refresh rate, scan method, etc. more energy ...