Solution: 1.Shaking or wavering at flying
Re: check the main blades whether it is loose; or whether the balance pole distortion;or whether the blade break.
2.Tail motor not work
RE: Pull up tail blade to check whether blocked or glued; or whether the tail motor line break away.
3. Can not fly high
RE:Check whether the battery have power(>8.0 V); or whether the blade distortion or breakage; Or whether the motor gear loose.
4.Can not charge
RE:Follow the charge instruction and charge once more and if not work, please check does the charger plug connect well with battery? Strictly forbid to install the battery wrong as it will make battery damage immediately.