... solar hybrid power system specificationComponent namePerformanceLight source60W high-brightness LED, life span>50000h, illuminance ... high efficiencyLead-acid batteryValve-controlled lead-acid free maintenance battery, 100AH (12V/ 100AH*2)Control ... systemprotection against over-discharge, over-charge, reverse, output circuit & over-load ,with automatic unloading function high quality ...