1.High efficiency 2.Beautiful appearance 3.25 years quality guarantee 4.IEC61215, IEC61730,ISO,CE TUV certified Sinywon High enfficiency 250W-280W polycrystalline Solar panel1.High efficiency 2.Beautiful appearance 3.25 years quality guarantee 4.IEC61215, IEC61730,ISO,CE TUV certifiedITEM NO.SYW280W-36PSYW270W-36PSYW250W-36PMaximum Power (W)280270250Optimum Power Voltage (V mp)35.1435.1435. ...