?Pure Copper Wire Material?:This fully annealed pure copper cable (OFC) is made of 2147 strands of 0.2mm AS copper wire and solvent resistant EPDM rubber insulation sheath (specific voltage, outer diameter, and stranded wire data can be found in the cable table for details) ?Heavy Duty?: Rated for up to 600 volts and ready for work in the toughest conditions; Withstanding temperatures from -58°F to +221°F(-50°C to +105°C), resistant to most solvents and fire resistant (polyolefin material) ?High quality EPDM insulation sheath?: It has the characteristics of heat resistance, wear resistance, tear resistance, moisture resistance, oil resistance, corrosion protection (excellent for outdoor and marine applications) etc. It is very soft and can be bent into any shape at will ?Widely Used?: Suitable as an alternative to automotive cables for any type of motor vehicle, solar systems, generators, etc. Ideal for DC applications that involve high-voltage batteries where pure copper is recommended ?High Quality Service?: Shirbly professional production of wires. We have different wire models and types, which are loved by DIY enthusiasts. After receiving the goods, please check the integrity of the goods. If there are any problems, please feel free to contact us. We will provide you with high-quality after-sales service 24 hours a day