Renogy 12V 300Ah Core Series Deep Cycle Self-Heating Lithium Iron Phosphate Battery

300Ah Core vs. Lead-acid Upgrade to lithium for the next-level performance 300Ah Core vs. Other LiFePO4 Unparalleled performance for demanding energy needs Power Your Journey Longer Whether you're a weekend adventurer or a full-time nomad, Renogy Core 300Ah LiFePO4 batteries make power easy to access on the road. Connect 4 batteries in parallel for up to 5.5 days of power for essential RV appliances, providing days of off-grid power for added comfort. Power Your Cabin Getaway Experience uninterrupted power in your cabin retreat with our 12V 300Ah Core Batteries. Connect 4 batteries in series to power the devices in your cabin, including air conditioning, refrigerators, and more, for up to 4.5 days. Spend less time on maintenance and more time enjoying the comforts of your cabin getaway. Uncompromising modern convenience on the waves You're just a step away from transforming your fishing boat into a haven of modern comfort. Renogy 12V 300Ah Core batteries can be connected in 4P4S—16 batteries in series and parallel—to power the devices on your boat for up to 5 days. Dimensional Reference Guide Before installing the battery, please note that you need to leave 1.97-3.94 in (50-100 mm) for the top of the battery; the side with busbars needs to be left at least 7.87 in (200 mm). What's in the box