These LED Modules came from a working LED Watchfire sign - Model Number: W19.3
Assembly # 55800-1
LED Batch: 2A

Input: 5v

Compatible Sign Models:
W19.3

Keep your Watchfire running. These parts will no longer be available from Watchfire soon.
30 Day Warranty

I cannot verify that these fit other sign models but will gladly accept returns if you buy it and it doesn't fit your sign. You just pay shipping for the return