The Portable Power Supply seen here is only one example. Many others are available through the same source. See them all through the following link:
Browse all Portable Power Supply options here.
One highly regarded Portable Power Supply is the one you see here. This one is a hand crank style good for a variety of uses, including charging a dead car battery, boat battery, charging your computer or phones and so on. Read more about this one through the following link:
Read more about them, or buy them here.
Good customer reviews so far on this exact portable power supply depicted here. The hand crank option is very handy, because you always have a source of electrical power so long as you are willing to put in a bit of effort. Many other Portable Power Supply options to browse through aside from this one.
A bit pricey depending on your budget. The reviews are good so far, but there not a lot of them. Not necessarily a bad thing, but it limits available information to help you make a buying decision. Personally, I rely heavily on other customer’s experiences when making a decision.
This one is the Duracell Powerpack 600 jump starter and emergency power source. You can charge up this unit at home or charge it up using the cigarette lighter power outlet in the car. Once charged up, you can take it with you and use it wherever you need it. It comes with booster cables to charge up a dead vehicle battery, or any USB charging device. It also has a great built in LED flashlight. Click the image of the Duracell charger you see here for a lot more product specifications and buying details.
You will also be able to read through many informative customer comments by people who have used these exact chargers. There are plenty of helpful review comments as this is a top seller in it’s category.