The GPS networking warning lamp comprises a shell, a battery cavity is formed in the bottom face of the shell, a positive
electrode connecting piece and a negative
electrode connecting piece are arranged in the battery cavity, the battery cavity is covered with a battery cover piece, the GPS networking warning lamp further comprises a power source box, a positive
electrode piece and a negative electrode piece are arranged on the power source box, and the battery cover piece covers the battery cavity. The positive plate and the negative plate are connected with a connector for connecting an automobile power supply through a lead; and the power supply box can be embedded into the battery cavity, so that the positive plate is propped against the positive connecting plate, and the negative plate is propped against the negative connecting plate.