Electrical wire made of high quality pure copper conductor , You can enjoy complete peace of mind as these are tested and quality passed to give desired long and safe working life,Copper Core Wire: Electrical cable copper wire has small internal resistance and very good conductivity, anti-oxidation, effectively reducing wire heating damage, ensuring long-term stability of wire electrical conductivity and high safety performance. High Flexibility: Soft cable material, folding resistance, bending resistance, effectively prevent the cable from cracking during use, improve your wiring efficiency.