... solar application products PET solar panel High qualty circular and square PET solar panelPET solar panelOperate Temp.Scope: -20°C ... resistance: 200kg/m. We manufacture mini PET solar panel, Shape: square, rectangle, triangle, tetragonum(parallelogram, rhombus, trapezoid), round, fanshaped, arch, ... cell: poly or mono high efficiency of 16.5%-23%(Q-cell, Bosch cell and Sunpower cell, ect.) service life: ...