Product: 12V 150W Portable Car Heater for Mercedes‑Benz C‑Class Cabriolet (1982–2025) Key benefits Rapid defrost and faster cabin warm‑up: 12V/150W power delivers quick warm air to reduce windshield frost and fog so you can start driving sooner and safer. Year‑round comfort: Two modes (heating and fan) provide warmth in cold weather and improved airflow in warm weather without installing permanent parts. Reliable, long‑lasting performance: Alloy heating wire and heat‑resistant outer components are built to withstand repeated use and higher temperatures. Compatibility and safety Specifically listed for Mercedes‑Benz C‑Class Cabriolet models from 1982 to 2025. Powered by a 12V cigarette lighter / accessory socket. Before , check your vehicle's socket voltage and the 150W power requirement to ensure compatibility. Main features 2‑in‑1 operation: Simple switch selects heating mode (warm air for defrosting and cabin heating) or fan mode (cooler airflow to improve cabin circulation). Fast heating and defrosting: Designed for quick airflowtowarm transition to clear frost and fog on the windshield and mirrors. airflow and circulating convection: ‑volume air circulation helps distribute warm air more evenly through the cabin rather than a single focused stream. Durable materials: Alloy heating wire provides stable, consistent heat and resists aging; outer housing is molded to resist deformation or cracking under elevated temperatures. Portable and easy to install: Compact unit plugs into the cigarette lighter and can be moved between vehicles or stored when not in use. Performance and practical details Power: 12V DC, 150W. Modes: Heating and fan (manual switch). Intended use: Auxiliary heater/fan to supplement factory HVAC, especially useful for quick morning warm‑ups, intermittent defrosting, or supplemental airflow in older vehicles. Use scenarios 1) Cold morning start: Plug in before leaving to clear windshield frost and fog quickly, reducing waiting time and improving visibility. 2) Short trips in older or low‑power HVAC vehicles: Add targeted warmth to the cabin when the factory heater is slow to warm up. 3) Summer airflow boost: Use the fan mode on hot days or when parked with windows up to improve air circulation until the main A/C takes effect. What makes it stand out Simple, vehicle‑friendly installation via the cigarette lighter socket. Dualmode flexibility for seasonal use. Built from heat‑resistant materials with an alloy heating element designed for steady output and long service life. Before you Confirm your Mercedes‑Benz C‑Class Cabriolet model year (1982–2025) and ensure the vehicle's cigarette lighter or accessory socket supports a 12V/150W device. Do not exceed your vehicle's socket rating.