PTC ceramic car heater designed to keep your windshield clear, cabin warm, and driving comfortable in cold weather. Key benefits Fast defrost and defog: Powerful PTC ceramic heating element melts thin fog and thick frost and produces a warm airflow within seconds to restore a clear view. Stable, comfortable heat: Intelligent constant-temperature heating system adjusts output to match the vehicle interior, providing steady, comfortable warmth on short and long trips. Full coverage and even distribution: Unique ventilation design allows multidirectional adjustment for even heat distribution that reaches different angles of the cabin. Portable and space-saving: Compact design installs quickly on the dashboard or under the seat and fits a wide range of vehicles. What it does Clears windows and prevents re-fogging to improve visibility and safety. Provides supplemental cabin warmth when your vehicle heater is slow or insufficient. Protects passengers from cold drafts with directed, even heat. Key features and specifications Heating element: PTC ceramic for rapid, efficient warming. Function: Defrost, defog, and cabin heating. Performance: Generates warm airflow within seconds; intelligent constant-temperature control for consistent warmth. Ventilation: Multidirectional adjustment for broader coverage and more even heat distribution. Compatibility: Suitable for most vehicle types, including passenger cars and commercial vehicles. Installation: Simple, quick mounting on dashboard or under the seat; compact design conserves interior space. Suitable conditions: Designed for cold weather use to combat fogging and frost. Practical use scenarios Morning commute: Clear a frosted windshield and defog windows within seconds so you can leave safely on time. Long drives or highway trips: Maintain a steady cabin temperature when vehicle heating is slow to respond, improving comfort for driver and passengers. Work vehicles and commercial use: Provide targeted heat in commercial vehicles or vans where factory heating may not reach all areas of the cabin. Why choose this heater Uses PTC ceramic technology for fast, reliable heating without complex controls. Intelligent constant-temperature control reduces temperature swings for consistent comfort. Portable, easy to install, and suitable across vehicle types for practical, everyday use. Includes straightforward installation guidance and simple controls for immediate use.