For those who don’t know, some trickle chargers use “pigtails.” Those are wire connectors that are permanently connected to the battery terminals, the ends of which are often fed out through the grill ...

Changing your vehicle's car battery, yourself, is a simple task that will save you money. However, ensure you disconnect this battery terminal first.

In medium-voltage direct-current (MVDC) distribution grid, the solid-state transformer (SST) with battery energy storage system (BESS) can be used for energy exchange, voltage matching and port power ...

We test and review what we think is the best car battery tester, plus other options at different price points at AutoGuide.com.