SciFi Cube Object No 58276 Low Poly Shape Low-poly 3D model is available on CGTrader for $7. Original author: 3dmodelbase.
STL (Stereolithography, filesize: 975 KB), OBJ (OBJ, filesize: 1.89 MB), 3DS (3D Studio, filesize: 498 KB), C4D (Cinema 4D, filesize: 1.03 MB), FBX (Autodesk FBX, filesize: 9.7 MB)