Esky E015A Belt-CP 3D RC Electric Helicopter (EK-015A) - $369.98

Specifications: (1) Main blade diameter: 680mm (2) Tail blade diameter: 130mm (3) Length:650mm (4 )Height:230mm; (5) Motor:400-450 brushless motor Suggested 12-13 tooth for 400 motor, and 10 tooth for 450 motor(6) Rotate ratio:12:140/110:22 (7) 25A brushless speed controller (8) ESKY professional gyro (9) Servo:8g (10) Tail rotor drive Belt System Product Features: (1) CCPM Hold System (2) Auto-rotation System (3) Tail rotor belt drive system (4) High inertial main blade (5) High rigidity Iron main shaft (6) Shock proof Iron landing skids (7) Full ball bearing&metal ball end (8) High rigidity alloy tail boom (9) High strength carbon fibre tail stand   1.) High precision metal rotating head and CCPM system. High-performance carbon fiber main blade. 2.) Light weight, high strength fibre glass sideboard. 3.) Stoving varnish processed glass fibre canopy. 4.) High Precision tail rotor control set, carbon fiber tail rotor blade unit.