How We Picked The Best Marine Batteries As a boat owner for the last 30 years, I’ve had the opportunity to fish on a weekly basis with a variety of flooded lead acid cells and sealed AGM batteries.

Charging a 6-volt battery with a 12-volt charger, on the other hand, can be dangerous. The best and safest option is to purchase the charger that is designed to work with the battery you have.

Whether deep cycle, AGM, or lithium, choosing the best trolling motor battery is key. Our experts reviewed top batteries from Optima, Tracker, and more.

A battery charger isn't a glamorous piece of electronic equipment, but if you're in the position of going through a lot of AA or AAA, going rechargeable is a no-brainer.

The tradeoff is cost, size, and weight. If you’re charging a small motorcycle battery or maintaining a good-condition battery in a cherished collector car, then a 0.75-amp charger will do just fine.

Our best overall portable charger basically takes nearly everything I like about our budget pick and puts it in a better package. The 30W Anker Nano Power Bank posted a terrific score in the ...