125*125 Monocrystalline Silicon Solar Cells 16%-18% Efficiency A grade, nice ... 16%, 17%, 18% Efficiency 125*125 Monocrystalline Silicon Solar CellsElectrical Property1, Solar Cells Structure2, Mechanical Date and Design Format125x125mm ±0. ... .1-0.5A!Solar Cells Technological ProcessProfessional & Advanced manufacturing link A grade 16%, 17%, 18% Efficiency 125*125 Monocrystalline Silicon Solar Cells