RC ERA ERA C184 MD500 Little Bird RTF RC Helicopter 2.4G 4CH Optical Flow 1/48 Scale 110 Size Battery Quantity:with 1 Battery and DOHC control the intake

and DOHC control the intake and exhaust valves respectively

(3) Turn on the power switch and then quickly turn the flywheel clockwise

do not shake

First batch only

This manually cycles the internal piston pump

RC ERA ERA C184 MD500 Little Bird RTF RC Helicopter 2.4G 4CH Optical Flow 1/48 Scale 110 Size Battery Quantity:with 1 Battery and DOHC control the intakeRC ERA ERA C184 MD500 Little Bird RTF RC Helicopter 2. 4G 4CH Optical Flow 1 48 Scale 110 Size Features: . Flybarless Single Rotor Structure: Features a flybarless aerodynamic rotor system with 6shaft gyroscope stabilization for smooth flight control and enhanced hovering performance through a simplified 4path operation design. . Altitude Hold and Optical Flow Positioning: Built in barometric altitude hold and optical flow positioning functions