220V 300W/400W PTC Air Heater, Car s Fan Constant Temperature Electric Energy Saving (12V/300W)

Intelligent Constant Temperature: Automatic constant temperature design, precise temperature control, avoid overheating. Multiple Functions: It can heat solids and gases at the same time, suitable for fast heating, dehumidification and insulation in small spaces within 0.5m³. Secure Materials: This heater is made of aluminum and plastic, which is durable and uses PTC thermistor insulation design to ensure secure use. Easy Installation: Standard size design, installation hole spacing 86mm, installation hole diameter 4mm, easy to adapt to various electrical equipment. Wide Range of Uses: This constant temperature fan air heater has a power attenuation of less than 10% within three years, ensuring long-term stable work. It is mainly used in humidifiers, air conditioners, subways and other common electrical appliances.