Features: brand new and high quality brand new and high quality Safety protection: Moisture and temperature resistance, long-term operation in <95% humidity environment. Stable performance: Use ceramic constant temperature heating technology to continuously output heat and automatically work at constant temperature. Quick response: PTC quickly converts electrical energy into heat energy after power-on, which is conducted to the surface of the aluminum for shell within 10S, and needs to be used with a fan. Long service life: 7x24 hours of uninterrupted work, continuous supply of heat source life of more than 50,000 hours. Wide range of applications: suitable for heaters, humidifiers, bath heaters, purifiers, hair dryers, and clothes dryers. Specifications: Material: Metal Rated Voltage: 12V Heating Medium: Ceramic PTC Rated Power: 400w (R=24 Degrees, 3.for 3m/s) Product Size: Approx. 150x68x18mm/5.9x2.68x0.71inch Corrugation Length: Approx. 110mm/4.33inch Installation Hole Distance: Approx. 137x55mm/5.39x2.16inch Mounting Hole Diameter: Approx. 3.5mm/0.14inch Package Includes: 1x Heater note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.