18650 battery adaptor

This is an adaptor to use batteries from disposable e-cigs as 18650 batteries. Adapts the size to fit. Requires nickel plate, small amount of electrical wire, and solder. Nickel plate must be added to each end of adaptor and then battery of your choice can be soldered in and used as a 18650. Ensure they are 3.7 v cells or you risk damaging your device.