1.Within 12 years, it can ensure the 90% efficacy 2.Within 25 years, it can ensure the 80% efficacy Product Advantage:1. High efficiency above 18%2. 25 years warranty3. Competitive price with high quality. Technical Parameters:Type185DMax-Power-Pm(w)185Power Tolerance-(%)0-3Max-Power Voltage-Vm(v)37.00Max-Power Vurrent-Im(A)5.00Open-Circuit Voltage-Voc(V)44.50Shot-Circuit Current-Isc(A)5.39Max- ...