Features:1m 18650 Battery Pack Making Nickel Plating Strip. The two parallel nickel plating strips can more conveniently connect the batteries in series,so that make the batteries more quickly,convenient and efficient. SIZE:Thickness :0.15mm,Width:18.5mm,Spacing:23mm. Outstanding oxidation resistance,corrosion resistance,high conductivity,widely used in the battery soldering field. Applied to the manufacture of nickel cadmium,battery combinations,power tools and electronic components connecting sheet.