Trickle chargers and smart chargers with testing and maintenance capabilities serve the common purpose of charging batteries, but they differ in their functionality, efficiency, and features. So with ...

First, let’s clear the air: Optimate is not Optima. The former is a European-engineered brand of battery chargers; the latter is a maker of those red-and-yellow AGM batteries you’ve probably seen in ...

You're running late, your car won't start, and you're standing there with jumper cables and a charger wondering –– do I have to disconnect the battery before I juice it up? The short answer is no, you ...