5 kW solar system composed of 8 JinKo panels with 590 W modules, an off-grid inverter (WiFi device included) with a rated power of 5 kW, and a wall-mounted 51.2 V 100 Ah lithium battery with a capacity of 5.12 kWh per unit. The system includes a mounting structure for 8 panels, photovoltaic (PV) cables, 4 mm² single-core solar cables (+/−), and MC4 connectors.