Polycrystalline silicon Sealed lead-acid battery Controller Inverter Control system box AccessoriesspecificationparametersQuantitysolar cell modulePolycrystalline silicon50W1solar special storage batterySealed lead-acid battery70AH1solar control systemController 10A1Inverter150W1Control system box 1 Solar panel stents,solar panel wiringone set 50W solar power system/power supply system(BSP001H)