SciFi Cube Object No 44574 Low Poly Shape Low-poly 3D model is available on CGTrader for $7. Original author: 3dmodelbase.
STL (Stereolithography, filesize: 1.23 MB), OBJ (OBJ, filesize: 79 Bytes), 3DS (3D Studio, filesize: 641 KB), FBX (Autodesk FBX, filesize: 9.84 MB)