Haisic HS-YD10000W Lithium Energy Storage Battery.With a massive 10,000Wh (10kWh) capacity at 25.6V, this unit is designed to replace bulky traditional battery banks while offering up to 10x longer cycle life, faster charging, and zero maintenance. Equipped with a smart BMS and cloud app tracking, it is the perfect backbone for seamless solar or home backup systems.Safe, highly efficient, and built for heavy-duty performance. Say goodbye to power outages!