Keep the battery plugged into the charger whenever it’s not in use. For long-term storage (1 month or more), fully charge the battery, remove all loads, and store it with nothing connected. Following these steps will help maximize the lifespan of your lithium deep cycle battery.

For long-term storage, fully charge the battery, remove all loads or connections, and store it with nothing attached. This preparation helps maximize the battery’s lifespan during extended storage periods, such as over the winter.