Mono-crystalline silicon solar panel-ZDNY-180C with high quality efficiency and competitive price Maximum power (watt) 180 W Production tolerance +3% /-3% Maximum power voltage 25.8V Maximum power current 6.98A Open circuit voltage 32.4V Short circuit current 7.7A Size of module (wide and high) 1580*808*45mm Frame(type, material and thickness) Anodized Alum. Alloy 46mm thickness Number of cells 72pcs By pass Schottky diode(3pcs) 10A Type of junction box TUV certified junction box Certificates CE, ROHS,ISOIEC,TUV 2 PCS in a carton box Dimension:1620*858*105mm.