... (h): 8 HOURScolor: grayPackaging Detail:cartonDelivery Detail>=15 daysSpecificationssolar home system 1)Certification: CE, ROHS 2)25 years warranty 3 ... for design , configuration, installation etc80-100w off-grid solar home system 80-100w solar off-grid solar photovoltaic power generation ... conditions:Load power 1770W, rainy daysto ensure that use of 5 days, 5hours per day, using the 9 ofelectricity a ...