Inside, he loaded it with four 7.1Ah sealed lead acid batteries, complete with 12V cigarette fused sockets, banana plug jacks, a 5V USB charger and an integrated 12V lead-acid battery charger.

In this video, I'll walk you through the specs and features of the OKMO 100AH LiFePo4 12V battery. If you're looking for a good, budget option for a portable battery box or a house battery for ...

The next step was to build a simple battery box to house the battery along with a 12-volt cigarette lighter outlet we could use for a portable electric tire pump or perhaps a 12-volt light source.

We've tested and reviewed products since 1936. Read CR's review of the Revo Multi-Function 12V Car Battery Jump Starter jump starter to find out if it's worth it.

Lowe's is giving away a slew of DEWALT power tools, including 12V battery packs — but only if you hurry. Here's how you can get in on this freebie deal before it ends.

The 12-volt battery also powers the vehicle's computers when the car is not in use. That's needed for features such as over-the-air software updates.