Your perfect set Our portable tire inflator for car is very beautiful and prestigious, making it suitable for gifts. This tire inflator portable air compressor, designed to inflate car and bicycle tires, can also inflate a lot of things inside your vehicle while traveling or on a trip. Especially, since our car tire pump also has a plug for connecting at home, which makes the air compressor very useful for inflating all sorts of things. How to use the air pump STEP1: Start the car STEP2: Insert the power cord into the cigarette lighter port STEP3: Pre-set tire pressure value for digital display model STEP4: Install the inflation port on the tire valve STEP5: Press the air pump switch STEP6: Wait for the automatic shutdown, the inflation is completed.