RC ERA C190 1:28 Brushless RC Helicopter, Optical Flow Hover, Altitude HoldRC ERA C190 Brushless RC Helicopter 1: 28 with Optical Flow and Altitude Hold Experience the thrill of flying with the RC ERA C190 Brushless RC Helicopter! Designed for both beginners and advanced pilots, this 1: 28 scale helicopter offers stable and smooth flight with powerful dual brushless motors. With advanced optical flow positioning and altitude hold features, its easier than ever to control and enjoy. Key Features of the RC ERA C190 Helicopter