When it comes to helping a car with a dead battery, there are two approaches to take – a portable jump starter or a battery charger. Both of these products bring your battery (and car ...

Zarrin Ahmed is a Deals and Commerce writer at CNET. She loves helping people find great deals on products they can't live without, things they want, and things they never knew they needed.

Even with a full-size 12-volt car battery charger and a portable jump starter, I had to use the pull cord to get this monster fired up. My first purchase after replacing the battery, of course was ...