Advanced PTC ceramic heater technology combined with the ultra-efficient fan will warm any space faster and distribute heat more evenly Ceramic heater is the latest technology in mini heaters and provides a faster, safer and more energy efficient heating method than traditional heaters. Simply turn the knob to auto oscillation mode, the ceramic fan heater rotates from side to side to quickly warm a wide area. Overheat protection When the radiator temperature is too high, the thermostat will automatically turn off the radiator for your safety. The heater can be used normally after it has completely cooled. Safety tip-over function Accidental tip-over protection function: When the heater is accidentally knocked over, the heater Safety switch at the base of the heater automatically cuts off power as a safety measure. Ocillation function 70 wide angle oscillation function for smoother distribution quickly warm air into your room. The electric fan heater provides continuous, even heat over a warm area up to 25. Makes everyone in the room comfortable on cold days. Low noise The low-noise heater operates quietly to create a warm, quiet space for you to sleep , read and work well in the cold winter. Compact and portable Portable: The compact, lightweight design and carrying handle make it easy to carry the heater wherever you need it need it most, making it ideal for use in homes, bedrooms, garages, schools and offices. Rotary knob One button to change the mode Works with 3 setting levels: 1500W high temperature, 750W low temperature and 4.5W normal cold airflow to satisfy your different heating demands. In addition, you can also choose automatic oscillation or not.