Car fan heater for in-car use with dual airflow modes including natural and warm air to quickly improve cabin comfort. - Quick heating and efficient performance: a high-performance fan pushes air fast to warm the cabin promptly. - Flexible airflow direction: the air outlet adjusts up and down and can be rotated for precise aiming toward feet, face, or windshield. - Defogger function: can be used as a car defogger to clear fog or condensation from the glass for safer visibility. - Practical use scenarios: - On cold mornings, start the car and quickly warm the interior for comfort. - In humid or rainy conditions, use the defogger to clear the windshield for better visibility. - Direct airflow to specific areas (feet, face) for personalized comfort during travel. Designed for in-car use with a focus on function, performance, and controllable airflow.