Drilling holes in a sealed lead acid car battery - 080

myplayhouse (33)in #my-playhouse • 7 years ago

Video :

I have a 12 volt car battery 100AH. There are many indications that it has a bad cell.
But because it is a maintenance-free battery, it is not possible to enter and measure. Therefore, I must drill holes in the plastic and sure enough, it has a bad cell!!