$7 SciFi Cube Object No 68513 Low Poly Shape Low-poly 3D model by 3dmodelbase. Available on CGTrader. Check it out on CGHub.
STL (Stereolithography, filesize: 1.64 MB), OBJ (OBJ, filesize: 3.32 MB), 3DS (3D Studio, filesize: 862 KB), C4D (Cinema 4D, filesize: 1.53 MB), FBX (Autodesk FBX, filesize: 10.1 MB)