Honey Bee King 2. The latest evolution of the outstanding ESky King RC helicopter. Now fitted with belt driven tail rotor system and an all new lower mainframe design which includes upgraded skid/struts and battery holder. The King 2 retains the tried and tested components that made the original so reliable and rewarding to fly. In addition to the new structural improvements and belt drive, ESky have modified the tail setup to give even more responsive control. This is probably the best ready-to-fly helicopter you can buy... and this is definitely the place to buy it!Features: Adopted CCPM (Collective cyclic pitch mixing) system, make rolling, dive, i nverted flying and 3D aerobatic acts are displayed perfectly, which will bring you endless pleasant surprise. Integrated main body structure,light & novel design, and auto-Rotation System with high-precision one-way shaft bearing can protect safe landing effectively. Tail rotor with Belt driven construction, which can ensure easy adjustment,stable flight and low noise. Adopt 370 super motor with high performance,the power is driving. Equipped 6 channel transmitter, which can adjust parameters precisely, so that the precision and stabilization of flight can be well isplayed.