Ptc high-efficiency ceramic heater is used, which heats up quickly in 3 seconds and maintains a constant temperature for a long time, and can evenly blow out hot air. Efficient heating, automatic constant temperature and no oxygen consumption, that is, instant heating, high power, energy saving and environmental protection. Low noise operation gives you a quiet business, low noise, only 50dB at work, sleep at comfortable when you are tired, warm air slowly, quiet and not disturbing. Intelligent temperature control and overheat protection. The temperature of high and low gears can be adjusted to meet different heating needs.