Defrost and Defog: Quickly removes frost and condensation from windshields and windows to restore clear visibility and improve driving safety in cold or humid weather. Quick WarmUp: 1800W rapid heating with a density design delivers warmth evenly in about 3 seconds for fast comfort and immediate relief from cold. Adjustable Temperature: Two heat settings and adjustable control to meet seasonal travel needs, ensuring consistent comfort and convenience on every trip. Optimized Coverage: 360degree airflow with a swivel mechanism enables flexible placement and efficient heat delivery in multiple directions. Use scenarios Frosty winter mornings: Prewarm and defog the windshield to ensure clear visibility before driving. Rainy or humid conditions: Quickly defog windows after rain or during humidity for safer interior visibility. Waiting or short trips in cold weather: Provide rapid cabin warmth to improve comfort during stops or quick drives.