Compact 12V vehicle heater and fan with adjustable hot/cold airflow control. Designed to give clear visibility and faster cabin comfort year-round without complicated installation. Key benefits Year-round climate control: Switch easily between hot and cold air to adapt to changing weather and driving conditions. Fast performance: Heats up in about 10 seconds so you spend less time waiting for warmth and more time on the road. Improved visibility and safety: Quickly clear fogged or icy windshields in cold weather and direct cool air when it’s hot. Precise airflow control: Adjustable switch for temperature mode and a user-friendly handle to aim the airflow where you need it. Low distraction: Quiet operation maintains a calm driving environment. What it does (function) Provides both heating and cooling airflow via a selectable hot/cold switch. Rapid heating technology begins delivering warm air in approximately 10 seconds. Direction of airflow is easily adjusted with a simple handle for targeted defogging or ventilation. Compatibility and suitability Designed for 12V vehicle systems: suitable for most cars, taxis and trucks. Intended for in-vehicle use to improve windshield defogging, quick cabin warming, or supplemental cooling. Performance and attributes Fast warm-up time (≈10 seconds) reduces waiting time in cool conditions and makes window defrosting more efficient. Quiet operation minimizes driver distraction. Adjustable controls give clear, immediate control over temperature mode and airflow direction. Practical use scenarios Morning commute in winter: Turn to hot mode and aim at the windshield to remove condensation and ice faster than the vehicle’s main heater alone. Summer parking stop: Select cold mode to circulate cooler air into the cabin while idling or during short waits. Taxi or delivery driving: Use rapid heating and directed airflow to maintain a comfortable, clear-cabin environment between passenger trips. Included functions (summary) Hot/cold switch for year-round use Rapid heating (about 10 seconds) Hand-adjustable airflow direction Quiet operation Compatible with 12V vehicles (cars, taxis, trucks) This unit provides a simple, effective way to speed up defogging and improve occupant comfort without adding complexity to your vehicle.