... : 1500V/minWire Insulation Material: Silicon RubberHeating Body: 5.8mm×8mmOutput Power: 25W/M, 30W/M, 40W/MCharacteristics:1. Good temperature resistance ... uses silicon rubber as the insulation heat conduction material (including power cord), and work environment temperature is -60 to ±200°C ... .5. Strong designability: Heating length, leadwire length, rated voltage and power are determined by users.