E-RAZOR 450 rc helicopter

Product Name: E-RAZOR 450 rc helicopter Item No.: DY8918 SPECIFICATION: 1.Type: RTF Electric 450 3D Helicopter 2.Transmitter:6CH RTF/ARF RC Helicopter 3.Mail Rotor Diameter: 28.3in (720mm) 4.Tail Rotor Dianeter: 5.3in (135mm) 5.Gross Weight: RTF with li-po battery(670g) 6.Battery: 11.1V 2200MAH 15C li-polymer 7. Motor: Brushless 2750KV 8.Control mode: 120-Degree CCPM system Features: 1.Simplify, compact and high-rigidity frame. let all electric system install easy and nice looking. 2.Use Direct-belt-drive, save power and let helicopter very quiet. 3.Use new gear inverse design:13:105, let motor more powerful and long-time. 4.By optimize design of tail gear inverse 51:11 and more long tail-blade journey, let helicopter tail more Smooth and easy lock when you flying. 5.Simple, separate servos-frame, let flyer easy install and repair. 6.In main frame, use 3pcs belling, insure to the main shaft concentric and less shake. 7.High-precision tail double-push frame, more smooth and wearable. 8.The separate main gear let flyer install and repair more easy and fast.