Quantity   Component name
1 × Voltmeter/Ammeter
12 × Micro USB charging cables
1 × Fuse holder
2 × Input terminals
12 × Battery case https://www.aliexpress.com/item/1005001703354315.html
1 × Approx 500mm of copper self adhesive tape
20 × Screws self tapping counter sunk 16x3