This specific 3D model, "Ceiling lamp Free 3D model order", is an asset made available by "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
STL (Stereolithography, filesize: 333 KB), OBJ (OBJ, filesize: 214 KB), 3DS (3D Studio, filesize: 172 KB), FBX (Autodesk FBX, filesize: 425 KB), IGE (IGES, filesize: 299 Bytes), MAX (Autodesk 3ds Max, filesize: 381 KB), SKP (Sketchup, filesize: 660 KB), OTHER (Other, filesize: 156 KB)