This product can provide you with a good driving environment in the cold winter so that you are no longer cold when driving, and can remove the frost on the windows to keep your vision clear.The wind speed and temperature can be adjusted.Inside the diesel air heater an aluminum body, and the combustion chamber, base and heat sink are all sandblasted aluminum parts.Which has the advantages of uniform heat dissipation, fast heating, and anti-aging.equipped with digital display, parking heater provides manual and automatic two temperature control modes for you to choose.You can also preset the heating switch time through the timer heating function.The oil pump is an energy-saving oil pump.The main board controller is equipped with protection functions such as under voltage, over pressure, short circuit, open circuit, over current and over temperature.When the protection is triggered, the controller will disconnect the internal relay.Except for the digital display, all other internal devices will be powered off to reject accidents.With a complete set of accessories, installation is easy.The oil outlet of the fuel tank has been installed and tested, and can be used directly.