No longer must you interact with your fellow human beings if your car battery goes flat in the carpark. You can jump the car yourself, with a compact device that fits in your glovebox.
and then start your car. Pretty straightforward, at first glance. After watching several YouTube videos of the Battery Tender 12V Vehicle Jump Starter in action, I ordered one. The model I got ...
The advantage of a charger over a jump starter is how you know it is giving the battery a full charge, and once filled the battery will start your car repeatedly and reliably. However, if the ...