Maximum power (Wp): 80WMaximum power voltage (V):17.8Maximum power current (A)4.5Open circuit voltage (V):21.8Short circuit current (A):5.23Number of cells (Pcs): 36(4*9)Size of module (mm):1217*546*35 Weight per piece (kg):8.2Length of Cables (mm): 900Frame (Material, Corners, etc.):Anodized Aluminum Alloy