arrow helicopter -certificate:CE/EN71/62115/ROHS/6PH/FCC/ASTM/CPSIA -high quatity 3.5 channel with gyro arrow helicopter certificateCE/EN71/62115/ROHS/6PHProduct FeaturesImported gyroscopes, suitable for a variety of air routes, and easy to hover, indoor and outdoor flight, strong wind resistance, long time-of-flight product functionUp / down / left / right / forward / backward / hover / speed of ...