Hi
I have Tryed to fix a old bottle battery. I have replacing 4 cell. There are 40 battery in 10s 18650 2 ah. I have used same cell size on replacment cell. I have charge the 10 cell pack induvidial up to 3,1 to 3,5 V. I have ca 35 on battery pack.
When I try to charge it, The bms will not let...