AG502 is a comprehensive system integrating satellite reception, positioning, navigation and automatic driving. It is mainly composed of a GNSS tablet, electric steering wheel, angle sensors and GNSS antennas. Multiple work modes such as Straight, Curve, Automatic U-turn, Pivot can be switched freely. AG502 is compatible with a variety of mainstream tractors on the market, and can be applied to all the farming procedures, like ridging, seeding, spraying and harvesting.