Overheating and Rollover Protection: The heater has an anti-rollover switch. When the heater is tilted more than 45 degrees from the ground during use or the heater temperature is too high, it will automatically cut off the power supply. COMPACT AND POWERFUL: Dimensions: 9.1" x 7" x 6", 3.3 lbs. Lightweight mini heater for easy portability. Ceramic space heater heats up quickly in 2 seconds. Heats 200 square feet in seconds. Via Heats all the small spaces you need No need to use other centralized heaters to heat the whole house, which helps to save on electricity bills. Lightweight and easy to carry, suitable for bedrooms, living rooms, study rooms and offices.Simple control of the heater: plug in, Turn on the heater, turn the knob to the fan position (fan icon) for cold air, turn the knob to "LO" for warm air - low power, "HI" for hot air - maximum power, turn the thermostat switch clockwise or counterclockwise Set the desired temperature, and the adjustable temperature switch automatically maintains the desired set temperature. Ceramic technology: PTC heating element is the abbreviation of ceramic heating element, which is more stable and faster than traditional heating elements. The heating element has low thermal resistance resistance, fast heat transfer and Automatic thermostat.Is ideal for electric heating elements.Low Noise Heating Element: This ceramic heater produces less than 46 decibels of noise, which is loud enough for most people to use in their bedroom while sleeping.