... home or commercial or industrial etc SpecificationsSolar cell.156*156mm,poly solar cell. 1.Grade A ,efficiency:16%-18% 2.Stable ... +/-0.030mm 1) A grade poly solar cells,solar wafer,solar panels,good quality for sale 2) Multi-Crystalline Silicon Solar Cell (3 Bus Bars) Physical ... :Cathy High Efficiency B grade 156mm x156mm 6" 2BB/3BB Poly Solar Cell,Multi solar cell Solar panel from Motech brands