Fast Heating: Powerful 1500W PTC ceramic heating allows this space heater to heat up in seconds, suitable for warming up spaces in the home Quiet Heating: 40dB - almost as quiet as a library. The fan wheel uses oblique airflow technology, which effectively reduces wind noise and makes the room heater 12% quieter than traditional electric heaters. Uniform Heating: The 70° wide-angle oscillation, with a lifespan of over 750,000cycles, boosts heating coverage by 20% Energy Efficiency: Save on energy bills and live more sustainably. Withabuilt-in precise temperature sensor, the smart ECO mode adjusts the workingmode independently (with a low of 900W and high of 1500W) based on the ambient temperature