... Aileron/ flap 2 Lift and down 3,accelerograph 4,Heading Direction 5,Remote control calibration( Switch channel) 6,PTZ pitch angle 7, PTZ ... 2, PTZ roll servo, 3, No.1 motor input 4,No.2 motor input 5, No.3 motor input 6 ... ,No.4 motor input Dual axis PTZ:- It maintains verticality mode ... Recommend 11*47 BLADE :6CH Transmitter*1 model 2 DX6I 4-axis F450 Multi Flame Wheel