Description:
B+ connected battery positive;
B1 the connect point between battery 1 and battery 2;
B2 connect the point between battery2 and battery 3;
B3 Connect the point between battery 3 and battery 4;
B- connect to battery negative end;
P- + connection charge / discharge positive;
P- ..
Description:
B+ connected battery positive;
B1 the connect point between battery 1 and battery 2;
B2 connect the point between battery2 and battery 3;
B3 Connect the point between battery 3 and battery 4;
B- connect to battery negative end;
P- + connection charge /..