The use of high-power planetary deceleration of the DC motor manufacturing starter, the maximum support 250CC gasoline engine, you can use 3S or 4S, 5000ma above the battery, start the first part of the three-bearing design, durable, anti-building, starting rod is 6150 chromium vanadium Steel, the overall heat treatment, the surface of nickel, high hardness, toughness, in short, the words and in short is the anti-resistance, starting pole on the side is 10mm hexagonal bar.