Keeping one in your car's trunk means you don't have to rely on a passing traveler with a pair of jumper cables.

This car battery jump starter has a peak amp rating of 1,200 ... The 500-amp Halo jump starter doubles as a portable charger with two USB ports.

Portable car battery jump starters can be essential in case of ... charging your devices twice as fast as a standard USB charger. Its compact design ensures easy storage in your glove compartment ...

【COMES IN HANDY】With ABS shockproof cover and ultra-compact design weighing just 1 pounds, the car battery charger jump starter is comfortable to hold with one hand and fits in your glove box.

On sale for $61, it's a trunk-worthy companion that offers backup not only for your car, but your phone and other gadgets.

This car battery jump starter has a peak amp rating of 1,200 ... The 500-amp Halo jump starter doubles as a portable charger with two USB ports.

Ability of the Jump Pack to start a weak and dead battery at warmer temperatures of approximately 70 deg. F. A weak battery is when the headlights will come on and the engines starter motor will ...

With a portable jump starter of your own, you don't have to rely on another car to give ... amp portable charger packs a lot of power so you don't have to stress about a dead battery in the ...

Rather than needing a second car and attaching jumper cables, a jump starter contains its own charge, giving your car battery a temporary electric boost that will help revive the engine and get ...

You can even use them as jump starters, which is ideal if you have many kinds of battery-started vehicles and equipment. For more information on the best trickle chargers for your car’s battery ...