●Conductor : Tinned Copper Wire. 1.Oxygen-Free Tinned Copper Wire With Bright Surface Colour, Strong Oxidation Resistance And Long Service Life. Low Resistance, Fast Transmission Speed. Pure Copper Degree Enough, High Conductivity, Resistance Directly Affects The Consumption Of Electricity In The Transmission Process, Prevent Breakdown, Improve The Safety Of Electricity.
eBay