The LUX-X Series Stackable LiFePO4 Battery is specifically designed for Balcony Energy Storage Systems. Through precise engineering stackable design and strict manufacturing standards, each LUX-X battery can be easily stacked with other parts for easy installation to form an efficient and compact energy storage system. This design not only saves space, but also makes system expansion and maintenance extremely simple and convenient.Support WiFi&Bluetooth Monitoring. Each LUX-X-48050LG01 battery has a capacity of 2.56kWh, and up to 4 batteries can be stacked, with a total of 10.24kWh. Up to 4 batteries can be connected in parallel.