Product Description: Safety, surface insulation Heat up quickly, long service life Constant temperature High power, easy use, high reliability This PTC part is used for heating air or solid the PTC meterial has a characteristic that it is constant temperature on the surface.. Application: heater for water, cup, gas, application as Hair straightener, yogurt maker, Instrumentation dehumidification, Chocolate extrusion, coffee maker. car and components preheating Product Specifications: Constant temperature: 80/120/220 degrees Input voltage: 220V/12V/ Max power: 30W Size: Appx.35 x 20 x 5mm Wire length: Appx.140mm Heat material: PTC Thermistor Heat methods: heat conduction Lead wire: high temperature line Package include : 1 Pc x PTC heating element Seller Tip: The temperature of the product identification refers to the ambient temperature of 24 degrees, the maximum temperature of the product in the air for 1 to 2 minutes, and the temperature difference of 10 degrees. For example: 220 degree product, the highest temperature in the air is 210~230 degrees (may not show 220 degrees). Hope buyers can understand.