Materjal: Copper/Stainless steel Size: there are three kinds of commonly used, 85mm*54mm, 80mm*50mm, 76mm*44mm, also can produce other specifications according to customer requirements. Ħxuna: common thickness is 0.35mm, can also do 0.25mm, 0.30mm and 0.40mm, eċċ. KHz 250KHz 375KHz 500KHz 13.56MHz Frekwenza Sħiħa Numru ID Apparat Kopja: golden, silver, rose, eċċ. Process: the corrosion process/plating process Decorative pattern: customer since Packing: PP bag packaging independently