... :2C*0.75mm tinned copper Insulation:Teflon FEP Jacket:Silicone rubber 2*0.75mm silicone rubber wire DescriptionNominal Voltage:300VTemperature Range:-60oC~+200oCConductor:Tinned copperInsulation ... -red-black-brown-yellow-green,etc CharacteristicHigh/low temperature resistant,flexible,resistance of cold ,acid,alkali,oil.