Specifications:Polyesterimide coated enameled round copper wireMaterial: oxygen-free copper, red copperSize: size = copper core diameter after peelingInsulation class: 180°F class insulatorWire diameter range:0.05-4.00MMType : Bare Copper WireConductor Material : CopperConductor Type : SolidFeatures:1. Temperature Resistance Level: 180 degrees.2. Abrasion Resistance.Electrical Wire3. Conductor Type : SolidPackage Includes:1 x Roll of Enamelled Copper Wire(When buying multiple quantities, connect them together send)Note:1. Please allow 1-2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.