This Rechargeable 4-CH Indoor R/C Helicopter is gray + black, so cool appearance. It is very easy to operate with the remote controller and great for 14 + years people to play. The aircraft landing gear using special materials, more resilient, super resistance to fall off and anti-shock. Its newest built-in gyro balance system and 360 degrees flight makes it fly smoothly and multiple perspective. And it is so convenient for you to fly indoor and carry it on yourself for its small size.