620W x 6 Panels + 5kWh Battery Combo Solar Panel and Lithium Battery combo for Off Grid and Hybrids Shanghai Electrics 620Wp solar panels - 6 pcs 15 years product warranty | 30 years linear power warranty Hystorix 5kWh battery - 1 pcs 10 years product warranty Direct from sole authorized dealer Best after sale technical support Easy warranty facility Best price in the market Call Us