heating wire 1.Quality Certification : UL TUV 2.factory price 3.safe, reliable and good after-sale service PVC and silica gel heater wire :Technical data: outer diameter:φ1.2~6.0mmresistance:0.3-10000Ω/ mtemperature:Silicone / PVC: 180/90Applications: refrigerators, air conditioning, refrigerator defrost heating, electric cooker insulation, electric blanket, electric seat, electric massage chairs ...