A battery monitor is like a gas gauge, showing you how much electrical power is left (known as state of charge) as well as other vital signs. Today adding a monitor to a boat battery is easier than ...

Choosing the best marine battery for your boat used to require relatively few brain cells or discretion, as there were few choices. That led many anglers and boaters to take a defeatist attitude — ...

A boat battery-selector switch is a small but mighty component, allowing boaters control over which battery to use when starting the boat engine and powering accessories. It also lets boaters turn off ...