Reliable Automotive Grade Lithium BatteryCloudenegy LiFePO4 batteries have exceptional quality since they are manufactured by automotive-grade LiFePO4 Cells with higher energy density more stable performance & greater power. Highest-level safety based on UL Testing Certificate for the cell inside the battery and built-in 100A BMS to protect it from overcharge over-discharge over current and short circuit with excellent self-discharge rate. 100% safe non-toxic renewable energy.Perfect for Off-Grid & Outdoors ApplicationCloudenegy LiFePO4 Battery can be connected in parallels and series for larger capacity (Max 1200Ah ) and higher voltage (24V 36V 48V) which makes it perfect for off-grid solar systems and outdoors applications such as home backup power RV camping sailboat etc. You don’t have to worry about not being able to charge the battery on cloudy days as the long endurance of the battery will bring you reliable power or longer and more enjoyable trips.