Which brand do you use and how is it treating you? I am looking for.a new set of batteries hardcase lipos but i just dont know which one to get..cause i had dynamite speedpqck gold series..used it for 5 months and couple of them had a problem with the balancer disconnecting inside the case... Arent they supppsed to make it stronger cause that is a very sensitive to fix if it get disconnected? Any feedback for battery u used..i onw gens is good buy they always out of stock...also i cant use a removable cable pack cause the way my battery tray set up....