Power bank charge controller?
I want to build a power bank but can't find a suitable charging controller.
I would also like to be able to charge it quickly, for example 2-3amps or 30watts
I will have 3.7v Li Ion cells 4 times
I want to build a power bank but can't find a suitable charging controller.
I would also like to be able to charge it quickly, for example 2-3amps or 30watts
I will have 3.7v Li Ion cells 4 times
