the 400W Mini Desktop Cartoon Handy Air Heater Warm Fan Blower Heater Radiator Warmer for Dormitory, Office, Home, AC 220V,The ceramic PTC heater uses less energy than traditional heaters, as the plug rotates 360 to provide all-round warmth without dead spots, making it easier to use.  Safety Mode The heater is made of flame retardant materials and lower power usage. Air flow Design for auto-adjusting climate control and advanced safety features Quick Heating it will heat up quickly in 3 seconds,it can swiftly heat the surrounding air and blow a gentle hot air for you, faster and more energy efficient than traditional materials.