The file 'Dime Varie 18650 21700 3D Printer Model' is (stl) file type, size is 150.2KB.
you can find 18650 here:
https://s.click.aliexpress.com/e/_DDSpUkr
and 21700 here:
https://s.click.aliexpress.com/e/_DmcFi9h