I WOULD CHARGE THEM AND VOLTAGE WOULD READ 12.6 AND ALL CELL READ 4.20 THEN GO OUT TO FLY IT AS SOON AS IT GETS OFF THE GROUND WARNING LOW VOLTAGE COMES ON THEN ONCE I LAND IT VOLTAGE BACK TO NORMAL AROUND 12.4
let me ask you my two brand new batteries have done the exact same thing on two different occassions are you saying that both brand new batteries i just bought are bad