a CCD Camera and a 3-Axis Gyro. The system act as a computer Auto Pilot, it will only steps in when you don’t give any input, but once you move your hands on the control sticks again, the system will de-activate and let you take charge again, pretty amazing, isn't it? Just like a real Auto Pilot when you need a break. The system provides 2 main features, Stabilizing Mode and Positioning Mode. www.helipal.com ... kds flymentor helipal helipal.com stabilizer esky walkera belt-cp creata align t- ...