It is used to convert low pressure into high pressure, ignite through the spark plug, burn the fuel in the cylinder and do work, so that the gasoline engine works. High-performance ignition coils provide a stronger spark and faster recovery and response. The function of the high pressure group of the gasoline engine is to increase the low pressure to high, ignite the fuel in the cylinder through the spark plug to do work, and make the gasoline engine work. Simple installation, no need for complicated tools, easy to use. Powerful ignition, rapid voltage rise and long service life.