Multiple protection: The built-in temperature controller of the portable heater monitors the temperature of the equipment in real time. When the temperature is higher than 65 , the circuit will be automatically cut off, and it will resume operation after the temperature is normal. At the same time, it is equipped with a fuse to provide dual protection; Power off protection for dumping: when the inclination angle of the equipment is greater than 30 , it will automatically power off for protection. Excellent design: Portable heater is made of flame retardant PP material, advanced ceramic heating element, pure copper motor, PTC heating plate and aluminum plate, and centrifugal negative pressure air duct system, which is very quiet even when working. Fast heating: The heater has two speeds, 800W in the first gear and 1200W in the second gear. It can be heated quickly in 3 seconds. Cold air is sucked in from the bottom, hot air is distributed from the top, and 360 circulation forms hot air, which warms people from head to foot. Wide range of applications: The compact body does not take up space. It can be used on the desktop and ground. It is suitable for a variety of scene spaces, making this winter warm and comfortable.