Automobile tire inflator automobile tire inflator is a kind of electric appliance that USES vehicle power to inflate the tire. There are two ways to access, one is cigarette lighter access, namely connecting the power plug to the car cigarette lighter, to achieve power supply. The other is directly connected to the car battery, to achieve power supply. The main difference between the supply of cigarette lighter and the supply of battery lies in the power of the air pump, general small cars, the power of the air pump supplied by cigarette lighter is enough to cope with, the battery supply is mainly for large vehicles. At present, the car filling pump on the market is basically sealed and maintenance-free, which is very convenient and does not need maintenance. It can be used directly without worrying about maintenance problems when going out or using.