Advanced PTC ceramic heating technology combined with the ultra-efficient fan will heat any space faster and distribute heat more evenly. Ceramic heating 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 automatic oscillation mode; the ceramic fan heater will rotate from side to side to quickly heat a large area. Overheat Protection When the heater temperature gets too high, the thermostat will automatically shut it off for your safety. The heater can be used normally after it has completely cooled down. Safety Tip-Over Function Accidental tip-over protection: If the heater is accidentally tipped over, the safety switch at the base of the heater automatically cuts off the power as a safety precaution. Oscillation Function 70° wide-angle oscillation function for faster distribution of warm air throughout your room. The electric heater fan provides continuous and even heat