Description: This Aluminum shell PTC heating plate has many advantages, such as simple structure, easy installation, constant temperature, safe to use, applied to egg boiler, hair straightener, yogurt maker, coffee maker etc. Features: Made of Aluminum shell, eco-friendly, durable and study to use. Constant temperature, surface insulation, safe to use and can be dry heated for a long time. 3 types with big power for you to choose: 50W, 80W and 110W. All can be easily used to heat solids and gases. Having a 15cm lead wire provided to you, which is high temperature resistant, easy installation. Widely used in foot bath devices, water boiler, yogurt maker, chocolate extrusion, coffee maker. Also used for car and components preheating. Specification: Condition: 100% New Brand Color: Shown as picture Heating Material: PTC Thermistor Shell Material: Aluminum Voltage: 220V Type1: Power: 50W Surface Dry Heating Temperature: Approx. 80℃ Type2: Power: 80W Surface Dry Heating Temperature: Approx. 150℃ Tpye3: Power: 110W Surface Dry Heating Temperature: Approx. 220℃ (Optional) Size (L x W x T): Approx. 77 x 62 x 6mm / 3.0 x 2.4 x 0.2inch Package Weight: Approx. 70g Package Included: 1 x PTC Heating Plate Note: Cannot be directly immersed in water, it can be insulated by shell to heat the internal liquid.