1, PV solar panel, mono & poly 2, TUV, IEC, CE 3, Solar panel will attend HK Lighting Fair in October. We can supply the poly crystalline solar panel from 0-280watt.Solar panel efficiency rate: 13.2%-14.5%Vmp rate: 36.6VWarranty: 3 years product warranty and 20 years 80% of power,25 years lifetime Solar panel 120w