Safely connect to any 12-volt vehicle with our mistake-proof design featuring spark-proof technology and reverse polarity protection. Multi-Function - It's a car jump starter, portable power bank ...

[Brandon Fiquett] does a lot of amateur radio communications and needed a rugged portable power supply that he could ... charger and an integrated 12V lead-acid battery charger.

this gas-free portable power ... that has a 12V outlet and it charges during the day as I ride. When using it in the camper when we are boondocking, I charge it off the 12VDC battery as we travel ...