About this item Efficiency: The air heater uses PTC ceramics to generate heat, with high heat transfer efficiency and low thermal resistance. This PTC ceramic air heater has the characteristic of surface insulation and high security. Constant temperature: Ceramic heating is automatically constant temperature and energy saving. This product is a electric heater with automatic constant temperature and energy saving. Application: Ceramic heating elements are widely used, and can be used in air conditioners,electric heaters, etc.,and are easy to install.Mainly used in small instruments,small box space environment temperature heating. Surface: The surface of the ceramic air heater has high insulation safety. There are heating elements and aluminum tubes on the surface with low thermal resistance. Safety: The ceramic heating adopts high temperature resistance wire, which is safe to use.If there is any quality problem of our product or you are not happy with your purchase in our store, please kindly contact us and we are always ready to help. › See more product details