About this item Made of 84 strands tinned copper wire(0.258mm) that could improve the stability, conductivity, corrosion resistance of the cable. Double protective insulations can extend the cable’s service time at outdoors, the protection grade reaches IP65, which can effectively prevent water and dust. Max voltage rate up to 1800V, working temperature is between -40°F-248°F(-40℃-120℃) Special customed PVC insulations that can effectively prevent wire from oxidation, corrosion, high temperature, gasoline, battery acid and abrasion Electrical copper cable that used for solar panel, PV system, LED lamp, marine, automotive, Audio, household circuit systems etc.