... ce tuv iec certificate 3.promotion price poly solar panel SGP-250w,solar module,solar PV,PV modulesElectrical characteristicsModel SGP-250WPeak power( ... manufacturer for solar panels(foldable solar panels,round solar panel)poly and mono crystalline from 0.65W to 290W, ... more size are avalibale,customize acceptable.solar panel:25 years limited warranty High efficiency:17% Certifications:CE, ...