CATL 3.7V 248Ah 280Ah Lithium Battery NCM High-Capacity for EV, RV, Energy Storage Systems – featuring high energy density, long cycle life, and stable performance. Ideal for electric vehicles, recreational vehicles, and residential/commercial energy storage solutions. Built with robust aluminum casing, stud terminals, and low internal resistance (≤0.5mΩ) for efficient charging and discharging. Supports fast charging up to 248A, ensuring reliable power delivery in demanding applications.More