Improved visibility: Advanced defrost and defogging technology rapidly clears windshield fog and frost, enhancing driving safety and maintaining clear visibility on the road. Uniform heat distribution: 1800W density heating system delivers efficient heating with warmth spread evenly throughout the car interior in as little as 3 seconds. Seasonal travel comfort: Two selectable heat settings and an adaptable design address diverse weather demands while remaining easy to use during travels. Optimized warmth coverage: Flexible positioning with 360 airflow and a swivel mechanism ensure efficient heat delivery in multiple directions. This electric car heater is suitable for defrosting windshields in any vehicle, including cars, trucks, and RVs. Use scenarios Quick windshield defrost on cold mornings: Preheat and clear fog or frost before starting a drive, improving visibility from the moment you sit in the car. Stay warm on long winter trips: Maintain a comfortable cabin temperature with rapid heating and adjustable heat settings during highway or city travel. Multivehicle versatility: Ideal for cars, trucks, and RVs, providing flexible heat delivery and reliable defrosting capability across different vehicle types.