The yikong yk4107pro rc car is an upgraded version of the yk4107, with the same 1:10 scale body, Hydro Blue shell, and still continues the classic tank steering function, with the motor upgraded to a 2100kv brushless outrunner motor. What are the characteristics of the brushless outrunner motor?Advantages: lightweight, low cost, good low-speed performance.Disadvantages: not […]