https://www.cgtrader.com/3d-print-models/art/mathematical-art/batman-logo-word-art-and-symbol
Batman Logo Word Art and Symbol, dimemsions: 146.07 x 48.41 x 48.07mm or 5.75 x 1.91 x 1.89in
Scale up or down as needed.
250k Poly.
If you need any help with the file let me know.