Features 1、Practical 3 Port Design: Our portable 24V heater features a convenient 3 ports design, equipped with two temperature control knobs on the side. This allows you to easily adjust the heating level based on your needs, making the heating process simple and efficient. You can quickly activate the heater to provide warmth to your space when you need it most. 2、Enhanced Visibility: This electronic auto fan heater helps prevent window glass from frosting and fogging, ensuring clear visibility. By maintaining a clear view of your surroundings, you can drive safely without distractions, making it an essential companion for winter driving conditions. 3、Energy Efficient Performance: This space heater is easy to install, energy efficient, and operates quietly. Its low power consumption combined with high thermal efficiency ensures you stay warm during chilly winter days, offering features such as foot warming, defogging, and defrosting to enhance your comfort. 4、Quiet Operating: Designed for smaller spaces such as offices or dormitory desks, this portable heater operates quietly without disturbing your peace. It's suitable for use at home when you prefer not to heat the entire house with larger central heating units. Its silent operating ensures you won't be kept awake at night, allowing for restful sleep. 5、User Friendly Switch Controls: The car heaters defogger is equipped with a double mode switch for temperature regulation, allowing you to easily toggle between different heating settings. This intuitive control makes it accessible for users of all ages, providing flexibility in managing the heater's output to suit your comfort preferences. Specification Item Type: Electronic Auto Fan Heater Material: Stainless steel, Aluminum Foil Voltage: DC24V Power: 400w-600w (600W Maximum) Current: 40-60A Usage Time: Long Term Use with Constant Power Supply Mounting Method: Connect to generator or battery, fix with matching screws. Air Outlet: 3 Holes Switch Key: Double Mode (Temperature Adjustment) Single Outlet Temperature: Approx. 70-80°C / 158-176°F Heating Item: Ceramic Constant Temperature Heating Package List 1 x Heater 3 x Aluminum Foil Tubes 3 x Steel Ties 4 x Screws