Tiantech PV Module 475W 480W 485W 490W 495W 500W 505W Solar Panels are made up of 132 monocrystalline half-cells on a white backsheet with a silver anodized aluminum alloy frame. Module No. JH(475-505)-132M Cells Type Mono 182x91mm No. of Cells 132 pcs (6x22) Panel Efficiency: up to 21.27% Panel Dimenstion (LxWxT) 2094x1134x35mm Weight 26.5kg Packing 31pcs/pallet 682pcs/40HQ