This heater has a number of features, among which the PTC fast heating technology can realize instant heating, and the circulation heating effect is remarkable at the same time, so that you can enjoy the warmth without waiting. It has a shaking head function, which can cover a wider area, make the heat dissipation more uniform, and make the warmth coverage more extensive. The heat is distributed evenly, which can help you quickly enjoy the warm current coverage, so that the body can be quickly relieved. The overheating protection function ensures the safety of the product, allowing you to use it with more peace of mind. In addition, the function of light sound and low noise is also one of the characteristics of this product, which brings you a comfortable environment without light and low noise, so you can sleep at ease. All in all, this heater is a very practical, safe and efficient product with high cost performance, especially suitable for heating in winter.