Tiantech 30 years Warranty Mono Perc Half Cell Solar Panels 530W 535W 540W 545W 550W 555W 560W Module No. JH(530-560)-110M Cells Type Mono 210x105mm No. of Cells 110 pcs (5x20) Panel Efficiency: up to 21.3% Panel Dimenstion (LxWxT) 2384x1096x35mm Weight 28.6kg Packing 31pcs/pallet 620pcs/40HQ