Basic understanding about quadcopters, Quadcopter, Quad, Quadrocopter, Quadricopter, Quad Rotor, Drone, multi rotors, RC aircraft, RC helicopter, Electronic Speed Controller, propeller, receiver, transmitter, electronic stabilization system, Li-Po battery, Align, Blade, DJI, Dualsky, Heli-Max, Hubsan, Jian Jian Toys, Lotus RC, Nine Eagles, Parrot, 3D Robotics, RC Logger, Silverlit, Syma Toys, Traxxas, UDI Toys, Vitality, Walkera, WL Toys, shaft to shaft, propellers, propeller, length width and height, 6-AXIS GYRO, 3D gyro, 3 axis, 3D accelerometer, 3D compass, 3 axes, roll yaw pitch, accelerometer, lithium polymer battery, capacity, mAh, milliamp per hour, C rated battery, discharge, voltage, brush motor, brushless motor, brushless outrunner, outrunner motor, flight time, bigger propellers, flatter propellers, higher- torque, lower-kv, wind speed, temperature, aerobatic maneuvers, GPS, SENSOR, 6-gyro, pressure, ultrasound, infrared, vertical camera, GPS module, Self-Leveling