On safety of third party NP-W126S batteries
I have already done quite a bit of measurements of several NP-W126S batteries, either originals or 3rd party clones in my big test. However, I haven’t gone beyond the + and – terminals, while the batteries have 4 in total. It’s about time to correct this omission today! A bit of theory All Li-ion batteries obviously have at least two terminals: + and -. Some of them feature more than these two though, as is the case of NP-W126S, where…