DOT Matrix Large LED Display - China DOT Matrix Display, Optional: 7 Inch or 5 Inch | Made-in-China.com
Max7219 Large Dot Matrix 2088as Drive Display Module 60*60mm Dot Matrix Microcontroller Control Drive Board - Integrated Circuits - AliExpress
Buy Wholesale China Waterproof Led Dot Matrix P2.5 Outdoor Large Advertising Led Video Wall Screen Display Tv & Led Wall Tv,p2.5 Led Screen,outdoor Tv at USD 800 | Global Sources
LED Matrix
ltp2558aa-ra ee7 liteon ltp2558aa-ra. large, 2.4x1.5inch dot matrix, red-orange and green leds. gray face with white dots in off-state. | elliott electronic supply