With a 27,800-mAh capacity and a 4,000-amp peak, this Avapow portable jump-starter packs some serious power. It can start any vehicle with a gas engine, or any diesel engine up to 10 liters.

Nexpow Despite its cheap price and weighing less than two pounds, this portable power pack has enough oomph to jump start a 7.0-liter gas engine. It totes enough juice inside to get up to 20 jump ...

In our lab tests, Jump starters models like the PBJS12000R ... Reserve capacity: Reserve capacity estimates how long the Jump Pack can be used to power other electrical equipment such as charging ...

Jump-starting with a jumper pack (also called a jump starter, booster pack ... If you have a larger engine or want more power, find a pack with 400 or more CAs. Another thing to consider is the type ...

There are a lot of portable jump starters on the market today, and most of them do a great job on average, every-day vehicles ...

In our lab tests, Jump starters models like the XP-10 are ... Reserve capacity: Reserve capacity estimates how long the Jump Pack can be used to power other electrical equipment such as charging ...

There’s little worse than turning the ignition key and hearing an ominous click from the starter ... jump leads to get going – all you need to be on your way quickly is a portable jump pack ...

The opened pack is even connected to a multimeter and squeezed to show the effect of the physical structure on output. It would be interesting to compare various brands of jump starter ...