Name: Heater Product size: 14.2 x 8.5 x 3.5cm. [Rapid heating]: Personal heater adopts PTC heating element , which has the advantages of rapid heating, high heat transfer rate, energy saving, etc. The ceramic heating element heats up quickly in 3 seconds, which is highly efficient and energy-saving. . Energy-saving and portableCeramic heating element is energy-saving operation, 1000W ceramic PTC power quickly generates large amount of heat, low power consumption. energy, low power consumption, double heating speed, small size, very suitable for home, school and office use. Overheat protection: PTC ceramic components have self-adjustment function, adopt overheating protection design, achieve thermal control, cut off power, and improve safety. When the temperature of the heater is too high, the thermostat will automatically turn off the heater to ensure your safety. Adjustable silent temperature: The adjustable thermostat controls and monitors the temperature around you to achieve the best heating effect. cooling heating heating, the heating button uses three buttons "-", "+" and "timer". The minimum "-" temperature is 15C (59F), the maximum "+" temperature is 32C (89.6F), and the time is set from 1 to 12 hours. Compact Design: It is compact enough to carry around, perfect for campers or as a college dorm for kids. Advanced safety features including cold box. And with the anti-overheating function, adults and children are absolutely safe, you'd better not touch the air outlet.