solar powerbank
thingiverse
This is a simple powerbank with charge module (https://es.aliexpress.com/item/1005004825326907.html?spm=a2g0o.order_list.order_list_main.20.1dc7194dkwYLJq&gatewayAdapt=glo2esp) and two plane battery. Better results printing with 0.2 nozzle.
Download Model from thingiverse
With this file you will be able to print solar powerbank with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on solar powerbank.