*esky for the beginner 2.4 ghz * Factory pre-assembled, ready to run * Super tough and solid construction * Main rotor diameter:340mm * Weight:230g * Power system: 2x180 Motors * Transmitter:2.4 Ghz 4 CH * Mix controller:4 in 1 controller(W/gyro,mixer,ESC,receiver) * Servo:8g,1.3kg.CM,0.12s/60¡ã * Battery:7.4V 800mAh Li-polymer battery * Coaxial, counter-rotating blade rotor design provides incredible stability and positive control * Full RC system set Included, ready to fly ( RTF ) * Pre-installed ESKY 8g servos and 4-in-1 control unit * No installation or assembly required * Dual 180 motors makes the LamaV4 v2 powerful and efficient * 800mAh 2-cell Li-Po battery pack is low weight, high power and provides flight durations of 15- 20 minutes per charge * Length: 16" * Width: 3.35" * Height: 7.09"