... )3ch metal rc helicopter with gyro 2)Color:Red&Green&Yellow 3)Size:20*17*9.5CM 4)Led lights,gyro system 5 ... price Pengfei~PF939,3.5ch metal rc helicopter with gyro Item no.PF939Description:3ch metal rc helicopter Product name:engleColour :red,green,yellowHelicopter ... ,backward,raise,roundabout and rotation aroundThis helicopter have two desgins,with gyro and without gyro.Welcome to contact us.Hoping to ...