Battery holder to keep in place 4 AAA battery in your Electronics Projects,

it is designed to work with this : https://www.amazon.com/uxcell-Negative-Conversion-Nickeling-26-5mmx12mm/dp/B07HRSJ5PL

NOTICE: you will have to cut the plates a little to ensure that they fit well in the guides.

I hope it is useful to you, leave me some feedback so I can improve this design :)