12V 150W Car Heater for Mercedes‑Benz SLS Coupe (2010–2014) Key benefits Fast defrost and defog: quickly clears frost and windshield fog so you can drive safely without long warmup times. Two functions in one compact unit: heating mode for rapid warmup and defrosting, plus a fan mode to improve airflow in warmer weather. Plugs into the 12V cigarette lighter: designed for vehicles with a 12V, 150W accessory outlet—check your vehicle's outlet rating before . What it does and why you need it Reduces wait time in cold weather by supplying concentrated warm air that helps melt ice and evaporate condensation on glass. Adds targeted cabin warmth when the main heater is slow to respond. Provides extra airflow in summer or stuffy conditions using the fan mode without running the vehicle's full climate system. Performance and features Power: 12V, 150W — plugs into the cigarette lighter socket. Operation: simple twoposition switch selects heating or fan mode. Airflow: volume, circulating convection airflow for more even warming and faster defrost performance. Heating element: alloy heating wire for steady, reliable heat, improved pressure tolerance, and longer service life. Construction: durable outer components designed to resist deformation or cracking at elevated temperatures for year‑round use. Compatibility and installation Specifically listed for Mercedes‑Benz SLS Coupe (2010–2014). Prior to , verify your car's cigarette lighter voltage and maximum accessory power (12V, up to 150W) to ensure safe operation. Portable plug‑in design — no permanent installation required. Position on the dash where airflow can reach the windshield and cabin. Practical use scenarios Cold morning commute: plug in to defrost and clear windshield quickly so you can leave sooner and drive safely. Foggy or rainy conditions: use heating mode briefly to clear interior fog from windows. Warmseason ventilation: switch to fan mode to increase cabin airflow when you want extra circulation without turning on full air conditioning. Materials and durability Alloy heating wire provides steady heat output and resists aging under repeated use. External housing engineered to withstand higher temperatures without cracking or deforming, suitable for seasonal use. Safety reminders Confirm your vehicle's cigarette lighter supports 12V and up to 150W before use. Do not leave the device unattended for extended periods; follow basic vehicle accessory safety practices. This compact, plug‑in 12V 150W heater is a practical accessory for Mercedes‑Benz SLS Coupe owners who need faster defrosting and improved cabin airflow without permanent installation.