Hello, The closest item I could find on the internet is a 64x16 matrix led sign which operates on 5v: http://www.ebay.com/itm/64x16-dot-Matrix-LED-Sign-Light-Neon-Bright-UNO-MCU-Provide-Arduino-Demo-Code-/231073428506?hash=item35cd0cb41a:g:-7UAAOSw9r1WBod I am looking for a similar thing but brig…

Looking for arduino-controllable led matrix 12V sign

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