Check out SciFi Cube Object No 17169 Low Poly Shape Texture 3D model on CGTrader for $7. High-quality mesh by 3dmodelbase.
STL (Stereolithography, filesize: 1.25 MB), OBJ (OBJ, filesize: 2.5 MB), 3DS (3D Studio, filesize: 649 KB), C4D (Cinema 4D, filesize: 1.24 MB), FBX (Autodesk FBX, filesize: 9.85 MB)