... solar home system 1)2 years warranty (beside the solar panel ,battery) 2)CE,EMC,IEC,ROHS, 15w solar power system ... of samples every day. Lead time: our DC solar system production capacity is 30,000 pcs / month ... and our after-sale solution: The solar power system is composed of 4 parts, solar panel, battery, controller, inverter, The ... .gzfet.com/en/Default.asp 15w solar power system for home used