Simple question, about sla battery's. Answered
Hello I'll jump right in I have 4 12v 15ah battery's in series (48v) going to a controller.
i want to add another 12v 15ah battery to bring it to 60v 15ah but I want to be able to switch from 48v too 60v via a press switch.
basically I am building a Boost button for my bike, increase voltage increase speed etc
could one of you kind people help me iv got an idea about how it would work but I was hoping someone here with the know how could clarify,