Item PVL-CIS-2.5w-A PVL-CIS-2.5w-BMaximum Power(W) 2.5W 2.75WMaximum Power Voltage(Vmp) 8.8 8.8Maximum Power Current(Imp) 0.28 0.31Open circuit Voltage(Voc) 12.31 12.31Short circuit Current(Isc) 0.38 0.41CIS is a new version thin-film solar cell with 6 advantages in applicationA cost-effective solution based on the thin-film technologyNever affected by silicon shortageIt is environment friendly product without the elements of Pb and CdNo degradation and 12% Hi-efficiency. Its performance is better than Amorphous Si.It ensures maximum power output under the shadow and adverse weather conditions.Wide-broad of spectrum comparing with crystalline cell.