New Upgrade UDI U818A Better than UDI 818ARC Quadcopter Helicopter 2.4GHz 4 CH 6 Axis Gyro with 720P Video Camera 4G SD Card RTF Black 30 days warranty HD 720P 2MP video camera(come with 4G SD Card and reader) With Headless Mode/ no need to adjust the position of aircraft before flying 6-axis gyro quad, strong stability, easily implement various flight movements, stronger wind resistance, easier to control. High Capacity Battery And Strong Power Motors Enable The Helicopter To Fly Much Longer And More Efficiently. Modular Design makes it easy to install and repair. Remote Distance is up to 50m