This 3.5-CH Rechargeable R/C Helicopter set has four colors to choose. It is very easy to operate with the remote controller and great for 14 + years people to play. It has special accelerate-speed function. 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. - Four colors to choose - Easy to operate with the remote controller - Great for 14 + years people - Special accelerate-speed function - Newest updated built-in gyro balance system for smooth flight - 360 degrees flight - The control range of the R/C helicopter is 8~10 meters - 6 to 8 minutes flight time per charge - Battery: 3.7V 180mAh rechargeable battery - Transmitter: 6 x AA batteries (not included) - Helicopter can be recharged by any USB port (USB cable included) - Standard Accessories: -1 x IR remote controller (6 x AA/not included) -1 x USB Charging Cable (55cm) -1 x A Main Blade -1 x B Main Blade -1 x Tail Blade -1 x Connecting Shaft -1 x English / Chinese User Manual