EASY TO USE: Built-in one-key take-off/landing and auto-hover functions, you can let the helicopter fly freely in the air with just one touch of the remote control function key, easy to operate, and very suitable for kids 8+ years old SAFE AND FALL-RESISTANT: The helicopter body is made of new alloy material, which is very strong and easier to protect the inside of the fuselage. Plus high toughness blade and frame, enhance the anti-collision and anti-fall ability to fly toys ANTI-INTERFERENCE: The helicopter is equipped with 2.4GHZ remote control technology, which can be controlled remotely, with a stable signal and strong anti-interference ability, which can effectively prevent signal interference ENJOY LONG HOURS OF FUN: Our helicopters are equipped with the 2 newest modular batteries (only one modular battery is required for a helicopter) The batteries are easy to replace, and you can have fun with your RC helicopter while charging one battery Warm tips: It is recommended to play in an open space indoors. Before you start playing with the helicopter, please read the user manual carefully and follow its instructions