... 5inch Tabbed Mono Crystalline Silicon Solar Cells for DIY Solar Panel Electrical Property 1, Solar Cells Structure2, Mechanical Date and ... Constant reliability monitoring4, Sorted into four defined color classes5, Minimal button marks6, No beading7, Low warpage and bowing 8, REACH-SVHC ... solar cells, we also provide other raw material for solar panel, like pv ribbon wire (solder tabbing wire, bus wire), ...