Generally, it can be charged by remote control, and the charger can also be charged, to see if you have it. When charging, it is necessary to see whether it is turned on or off, some are turned on and some are turned off. Remote control helicopter, that is, a helicopter that can control flight from a distance. Can be divided into toys, model aircraft, civil, military and other categories. Now the most common helicopter model is the remote control helicopter model, the remote control helicopter is divided into two categories of electric and oil, and the biggest difference with the real helicopter is more than a aileron, for better control of the direction of the rotor.