Product Name :Silicone rubber Electrical Wire Kit 30AWG. Voltage Rating: 600 Volts ,Rated temperature: -60 C - +200 C. Material : silicone rubber , Tinning Copper Prevents copper wire oxidation, increases heat dissipation, prevents adhesion to the insulation layer, and is easy to solder Wire Length:10 meters/(32.8feet) each color (Red Blue Green Yellow Black White). Hook up wire is used in a variety of general-purpose electrical applications. Stranded copper wire provides good electrical connectivity while Silicone rubber insulation protects the wire against abrasion, chemicals, oils, and solvents. The wire provides excellent uniformity for easy processing, stripping, and terminating. Long service life , long life, environment-friendly. Good choice for DIY.