... nice uniform blue color Reliable parameter Good Pack A grade 16%, 17%, 18% Efficiency 125*125 Monocrystalline Silicon Solar CellsElectrical Property1, Solar ... Power Voltage Vpm(V)Open Circuit Voltage Voc(V)18.62.885.435.275.750.5310.62918.42.855. ... !Solar Cells Technological ProcessProfessional & Advanced manufacturing link A grade 16%, 17%, 18% Efficiency 125*125 Monocrystalline Silicon Solar Cells