... Larger by a Flight 5 min to be made to a Spyshadow x80 or Ladybird Wakera. Two of the batteries were indeed after the first charge still apparently enough power, but I was surprised that the charge was over so quickly. Then after starting u Flight duration 2-3 sec, the model went with flashing light to the ground. I put the battery in another charger. Loaded Again after a short time Battery again, but not capacity. available from the specified 380mAh probably more than 38mAh. Either already being used, discarded or poor quality. The supplied models with the original batteries 350mAh (Spyshadow 1Monat Ladybird 1year,), however, are far reliable. Search now by other suppliers. R.Boecking