RC Airship 3-Ch Indoor Co-Axial Helicopter Durable, safe and most importantly, awesome to fly! Features flexible, shock-absorbing cage that protects your eyes, flat screen TV, kids, and pets from the spinning rotor blades Cage also protects the helicopter's blades from hitting the wall or ground, making it extremely durable Charges via most standard USB ports using the included USB charge cable so you can charge on the go and fly anywhere Comes completely assembled and ready-to-fly