SciFi Cube Object No 66541 Low Poly Shape Low-poly 3D model is available on CGTrader for $4. Original author: 3dmodelbase.
STL (Stereolithography, filesize: 3.02 MB), OBJ (OBJ, filesize: 6.2 MB), 3DS (3D Studio, filesize: 1.52 MB), C4D (Cinema 4D, filesize: 2.54 MB), FBX (Autodesk FBX, filesize: 10.8 MB)