Single 18650 li-ion battery cap and case that fits Maglite 2D cell

Guys, i printed this out on the fast (low resolution) setting of my dremel idea builder model 3D20. It actually works!! I also have a youtube video that will be showing this off as well.

Took about 9 hours to design... and revise.

You will need 22ga or smaller *higher number". Solder. one (1) TP4056 chip. and an 18650 battery. *your 2 cell maglight is required too*.

Dont forget to run the negative wire through the hole to the outside of the thread so that the negative can connect the