SciFi Cube Object No 54798 Low Poly Shape Low-poly 3D model is available on CGTrader for $7. Original author: 3dmodelbase.
STL (Stereolithography, filesize: 938 KB), OBJ (OBJ, filesize: 1.8 MB), 3DS (3D Studio, filesize: 471 KB), C4D (Cinema 4D, filesize: 1 MB), FBX (Autodesk FBX, filesize: 9.68 MB)