... warranty, 10 years limited warranty for 90% power output, 25 years limited warranty for 80% power output; 8. TUV, IEC61215 and IEC61730 CEC ... ,CE certificate; APPLICATIONS: 1. Solar power stations; 2. Rural ... use .the panel effciency is 90%,and 80% effciency after 20 year's use *certificates:TUV ISO . Module Dimension & Diagram ...