Full disclosure, I may or may not have caused some scarring having attempted to do this in a very rudimentary way with some 9volts when I thought that it was purely the heat from the electricity that we were after. This seems to be a vast improvement over the nightmare I came up with, even with the car battery as at least you've got voltage regulation.
>this board contains one or more chemicals known to the state of california to cause feminization :3 :3 :3 :3
You are a legend and an inspiration.