... 2sets delivery time:within 10days. Serial numberEquipment nameType and quantity1.Solar Module10WP ,12V,1 pc2.Load-acid battery12V,7AH,1 ... Loading applianceLED light,3W,2 pcs Feature of solar system:This system is solar power system supplying eletricity ,it not only ... use intelligent controller of comperter chip but introduce one slight touch key ...