How to make a 7.4v battery pack.DIY don't buy🤔🤔

In this video, I'll show how to make a battery holder for 18650 batteries and it can be used for any projects
I plan on using another type of this to make a power bank in the future so stay tuned for that
In the first make process,I used metal strips for the ve+ side for the contact but later changed it to Aluminum sheet,all u have to do is fold the aluminium sheet to Ur desired side and shape and then put it in that slot.
Link for the table fan I tested: • How to make a simple t...