Once you are driving your car, you might go to a place with no such amenities or other things. So, you must ensure that you can at least drive your car perfectly. Your car tire might cause some issues at that place too. So, you need to fill the air in those, and only you can drive the car perfectly.
In such cases, you require something that can significantly help you with an instant solution. A portable tyre inflator can help you with that, and you can carry it in your car. So, with that help, you can fill the air in the car tire. Also, that can help you to save time as well.