... 4.Competitive price 6.40W for home use soalr power system 40W portable home use mini solar power system1.ConfigurationUsing 2pcs ... Loading:Not over 150W.It can be used to computer,TV,Fan2.SpecificationProduct MaterialABS + Metal hanging partProduct Meas. ... short circuit, reverse polarity, reverse flow charge,battery low voltage cut off, battery over charge cut off, battery temperaturecompensation, ...