The GYRO Hercules 3.5CH Electric RTF RC Helicopter is the world's 1st and only unbreakable helicopter. This RC helicopter has super strong polymer frame, the body can take up to 200 pounds of force, you can even step on it and it won't break. It comes with a Gyro - no more crashing, no more replacing parts, the Gyro has changed the Helicopter industry completely, making this RC Helicopter super easy to fly. Great for people of all skill levels, it features a coaxial rotor a single rear rotor for precise movement and gyro for increased stability whether flying or hovering. Just put in 3 AA batteries into the transmitter and charge the helicopter's rechargeable battery with the included wall charger.