... system 1, rated output is 3kw 2. with inverter, controler, battery, solar panel ,mounting 3. fast delivery time in 7day 3kw off grid ... solar system from Qingdao allrun new energy co,, ltd Solar Cell ModuleMax ... battery25 hoursCOMPONEENTS REFERENCE1. solar panel2.INVERTER3. BATTERY Complete unit 3kw off grid solar system