You can jump the car yourself ... The output leads connect the lithium pack inside directly to the car battery, save for some diodes in series to prevent the car’s alternator backcharging ...

The 21 st century solution to this age-old problem are those lithium-ion battery jump packs. At first, these jump packs seemed too good to be true. But we tried one from a company called Micro ...

UltraSafe - Safe and easy-to-use car jumper starter and jump pack without worrying about incorrect ... Featuring high-discharge lithium technology for safe operation in any climate.

High-wattage lithium-ion boosters are very expensive, so you might want to look at the conventional old-style battery jumper packs on our list. Most lithium-ion jump starters can only be used ...