Cells can be easily damaged in the following ways: shorted out by droping tools ect. Across the terminals or operating cells without a BMS can damage them, overcharging and overdischarging also can damage cells, charging using the wrong settings, using the cells and not conforming to the specifications and perameters for lifepo4 may also damage the cells, leaving charged to 100% for 24 hours can damage cells, Inexperience users of lifepo4 cells can cause damage to cell. Recomended using a bms with any of these cells and top balancing before first use. The item "280ah Lifepo4 battery 12v deep discharge leisure battery.GradeA" is in sale since Friday, December 17, 2021. This item is in the category "Vehicle Parts & Accessories\Caravan, Campervan & Motorhome Parts & Accessories\Other Caravan & Motorhome Parts & Accessories". The seller is "ukbattleship" and is located in Liverpool. This item can't be shipped, the buyer must pick up the item.