Solar panel: 1. UL, TUV, IEC, CEC solar panel 2. 10 years guarantee solar panel 3. High efficiency solar panel Specificationsolar panel 250w mono solar panel with UL TUV bankable Solar panel:1. UL, TUV, IEC, CEC solar panel2. 10 years ... Circuit, Current 8.40A.5. Open Circult Voltage, 37.85V6. Module efficiency more than 14.8%7. Cell efficiency more than ...