The KNOX Powerwall 4.15 is a high-performance 25.6V 100Ah LiFePO4 lithium battery designed for solar energy storage, backup power, and residential applications. With a total energy capacity of 2.56kWh, advanced PACE BMS, and A-grade prismatic LiFePO4 cells, it provides safe, reliable, and long-lasting energy storage. The battery features an IP54 protection rating, a 4.3-inch HMI touchable screen, and supports parallel connection of up to 4 units.