Expandable for Versatile Scenarios: 2-24 kWh of expandable capacity Leaping Performance: Powers Heavy-duty Devices up to 6000W Ultra Fast Solar Charging: Advanced IBC Technology, Fast Solar Charge in 2 Hours Long-lasting Reliability: Outstanding LiFePO4 Battery with 10-Year Lifespan ChargeShield Technology: Using a unique variable-speed charging algorithm, fast charge technology boosts battery life by 50% High Power Output: Maximum 6,000 W power in parallel connection and 120/240V expandable voltage 6 months warranty