Upgraded EG4-LL (Lifetime Lithium) Lithium Iron Phosphate battery 25.6V (24V) 5.12kWh with 100A internal BMS, based on the same subset features of the previous industry renowned EG4-LL Battery. Fully Compatible with Previous EG4-LL Model. Composed of (16) UL listed prismatic 3.2V cells which have been tested at 7,000 deep discharge cycles to 80% DoD - fully charge and discharge this battery daily for over 15 years without issue. Reliable and rigorously tested, with a 99% operating efficiency. Includes an LCD screen to quickly view your batteries' most important information, but now features selectable closed-loop inverter communications including Schneider, Solark, Victron, Growatt, and EG4! A simple plug-and-play interface that has all the essentials built in for easy setup.