Product compatibility 12V 150W car heater designed for MercedesBenz E‑Class (W211) model years 2002–2009. Plugs into the vehicle cigarette lighter. Before , verify your vehicle's cigarette lighter provides 12V and supports 150W. Key benefits — why you need this heater Fast defrost and defog: starts airflow immediately and switches to warm air to clear frost and windshield fog quickly, reducing wait time before driving. Year‑round usefulness: two operating modes (heating and fan) provide winter heating and seasonal airflow for improved cabin comfort. Even and effective warming: volume, circulating convection airflow distributes warm air more evenly across the cabin. Main features 2in1 heating and cooling: simple switch selects heating mode for warmth and defogging or fan mode for ventilation. Fastwarming design: rapid transition from cold airflow to warm air to speed up defrost and cabin heating. Durable construction: alloy heating wire for steady, reliable heat output; components designed to resist deformation or cracking at higher temperatures for longterm use. Portable and easy to install: compact unit that plugs into the cigarette lighter for immediate use without tools. Materials and performance Heating element: alloy heating wire that handles pressure, resists aging, and delivers stable warmth. Housing and external parts: built to resist temperature deformation and cracking for durability across seasons. Power and source: 12V, 150W operation via vehicle cigarette lighter. Typical use scenarios 1. Cold mornings: plug in to defrost and remove windshield fog quickly so you can start driving sooner and safer. 2. Short trips or remote parking: heat the cabin before driving when your car has been parked in freezing conditions. 3. Warmweather ventilation: use the fan mode to improve airflow and reduce stuffiness inside the car on warm days. Practical notes Confirm compatibility with your vehicle's cigarette lighter (12V, 150W) before . Designed specifically for MercedesBenz E‑Class (W211) 2002–2009; fit and performance are based on that vehicle specification. This unit provides a straightforward, durable solution for rapid defrosting, cabin warming, and seasonal ventilation while matching the electrical requirements of the listed MercedesBenz model.