Here is a simple extinguisher.
Collada (.dae) DirectX (.X) X3D (.x3d) Autodesk FBX (.fbx) Alias/WaveFront Material (.mtl) OBJ (.obj) Blender (.blend) 3D Studio (.3ds) DXF (.dxf) Agisoft Photoscan (.ply) Stereolithography (.stl) VRML (.wrl, .wrz)
The source format is blend.
Here on CGTrader you can see and purchase some of our 3d-models which we are using in our projects for VIS-All (https://vis-all.de/).
The model was created by 3DHaupt (https://www.cgtrader.com/dennish2010) for the Software-Service John GmbH (http://www.john-software.de)
Modelled and textured in blender (https://www.blender.org/)