UL approved Delivery goods in time Good in Quality Bare or Tinned Copper Technical dataNominal Voltage: 300VTemperature Range: -100degree to +200degreeO.D. Tolerance: ±0.1mmTesting Volta: 2500VConductor: Tinned CopperInsulator: FEP TEFLONColor: white, blue, red, black, brown, yellow, green, transparent, yellow-green.They are the same with the inner fixed wires for Home Electric appliances, ...