This off grid solar power system kit provides nearly everything you need to bring off-grid solar power and battery storage to a home, cabin, or any other remote location,it inlcudes the 12 X 370W solar panel, 4pcs 5.12KWH power wall battery,2X6500w solar inverter and two set of solar cable and brackets. it will produce around 17.7KWH per day based on 4 hours sun. The system is ready for expansion, up to 6 identical inverters can be paralleled in single-phase (120VAC) or split-phase (240VAC) or three-sphase (208V) . You can add more batteries and solar panel according to your requirment. Let’s Enjoy off grid living and the adventure with Solar Energy Kit !