Mian Features 1. A- grade REPT cells ensure superior performance and reliability 2. Dual-protection BlS enhances safety against overcharge, discharge, temperature, and current. 3. Stackable battery packs with wire-free design, up to 8 layers. 4. IP65-rated battery system for high safety protection. 5. Inverter box with dual AC output, USB charging, waterproof design. 6. Off-grid PCS function for home storage and outdoor applications.