SciFi Cube Object No 56136 Low Poly Shape Low-poly 3D model is available on CGTrader for $7. Original author: 3dmodelbase.
STL (Stereolithography, filesize: 825 KB), OBJ (OBJ, filesize: 1.59 MB), 3DS (3D Studio, filesize: 419 KB), C4D (Cinema 4D, filesize: 947 KB), FBX (Autodesk FBX, filesize: 9.62 MB)