3S rapid and uniform heating. This room heater uses quartz tube heating material which can be heated instantly in three seconds, quickly warms the room air and produces soft and warm air. Personal heaters can warm all parts of the body and the whole room, wherever you are in a cold office, cooler bedroom 3 seconds fast hot air deliveryWith this small electric heater, you can transmit hot air efficiently and quickly and your office like you is blown hot air in 3 seconds to feel and enjoy the heat quickly.Take you warm this winter, very efficient and energy-saving energy. It's a good gift for everyone! 15 manual oscillationThe 15 oscillation angle is the most comfortable and optimal angle to meet natural wind and hot air regulations. Warm air can warm you in cold winters. Energy-saving safety protectionWith tip-over and overheating protection, you can use it without problems while the child is playing or when you are sleeping. electric heaters are more energy efficient and safer to avoid cable short circuits or avoid burns from other high-efficiency appliances Portable Device Versatility and Satisfaction GuaranteeThis Energy-saving heating and cooling fan is small and light. The specially designed handle on the back allows it to be moved and carried. Its compact size is very suitable for use under or above your desk, in the office, at home.