An energy-saving electric heater is an electric heating device shaped like a radiator, suitable for a variety of public places such as offices, hotels, shopping malls, residential areas, schools, and train station waiting rooms. It boasts portability, mobility, energy efficiency, and low cost. Its working principle combines thermal superconductivity technology with heating elements, not only quickly heating and dissipating heat but also being energy-efficient and consuming less energy, resulting in excellent performance. Unlike similar products, it transforms a low-power heating element into a high-power superconducting heat pipe, with a heat conduction speed over 1000 times faster than metal, and a thermal efficiency increase of over 99%, achieving super energy-saving goals. The power of the thermal superconductivity technology ensures an abundant heat source supply, which is the key to energy-saving.