Mini 22.5w Compact Powerbank 2x18650 LX-PB225M

Warnings:
⚠ Please read the powerbank module instructions
⚠ Never solder to batteries
⚠ Assemble and use at your own risk

⚠I reccommed getting brand new, reliable batteries from a well known brand, such as Panasonic, LG, Samsung.
2 x 18650 Powerbank, 22.5w.

Double A (AA) battery for reference of size.

Soldering iron, equipment and materials required

BOM:

Around 10mmx10mm Heatsink
Powerbank module: LX-PB225M: https://a.aliexpress.com/_mPE8mtH (other sellers also sell the same module)
4x2m Screws (can use 5mm-8mm length)
2x18650 (If needed can get with pre-spot welded tabs)
16-18 Silcone AWG wire

Assembly:
⚠ Please read the powerbank module instructions
⚠ Never solder to batteries
⚠ Assemble and use at your own risk
Assemble the battery pack, follow the modules instructions, mine are in parallel.
Attach the battery pack to the correct points on the module
Once the battery pack and module are assembled, slot the module down and then the battery pack
Slot the lid down straight and screw the screws in

Attach a small heatsink to the bottom of the powerbank module to reduce some heat. If using a heatsink, ensure it is not going to short anything.