We'll explain how to test a marine battery in the Power Source blog
We'll explain what to look for when replacing the battery in your boat
The Internet is full of questionable information about reliable marine batteries. We'll give you some information you can actually use.
Marine batteries do have some unique attributes
If you are looking for batteries for your boat's trolling motor, you'll definitely want to read this blog.
Bigger is often better in trans-oceanic journeys, but OPTIMA-sponsored adventurer, Sergio Davi, crosses the Atlantic Ocean using a less-traditional vessel.
We share some tips to help you maximize the lifespan and performance of your boat battery
We'll explain the simple answer to what the longest-lasting marine battery is in the Power Source blog
What's the difference between a car battery & marine battery? We'll explain
We'll explain what most boaters need to know about marine battery voltage