The file 'Light Bulb Vase 3D Printer Model' is (stl) file type, size is 1.8MB.
A stand for a standard E27 light bulb.
Here is a Video that show you How to Prepare an old Light Bulb:https://www.youtube.com/watch?v=3yx8Apr_fJg
Be careful when you open the light bulb!It is printable on the sides.