Steerix X4 (RTF) Ready to Fly Mini Drone 3D Flying Aerobatic RC Quadcopter One of the smallest, full featured drones in the world. Lightweight, easy-to-fly, nano sized RC quad Six Axis Gyro Stabilization for precision control. Lightweight - 19 grams with out sacrificing durability. Includes USB Charge Cable, Two AAA transmitter batteries, and spare rotor set. Beginner and Advanced Flight Modes.