... pv solar module: 5 years guarantee 25 years 80% power output Certificates:TUV,CE,ETL,IEC61215,IEC61730 Main Products Shanghai Pubsolar Co ... ,ETL,TUV,and the constant high quality was ensured ,our products have been successfully exported to Europe, USA,, Australia, and Japan ... for all human beings through efficient, reliable and top quality products and service