What will you do if woke up in the morning only to find that your car battery is **** and therefore it cannot start up? Or May be you are on a lonely road and then all over a sudden your car goes off. In the process of diagnosing it, you come to the shocking truth that the battery is ****. These are situations that are obviously likely to happen. I remember very well, that my friend was caught up in such a situation on one night. He had to take his wife to the hospital. But on reaching to the car, he found it not able to function because of the **** battery. Luckily enough, one of his neighbors had a Mini Battery Jump Starter. Which started up his car and was able to take his wife to hospital. There are many reasons as to why we need to have a car jump starter.