This is a 12V 150W car heater and fan in a portable 2-in-1 design. Key benefits and features - 2-in-1 function: serves as a car heater and a defroster in one compact unit, with a built-in fan for air circulation. - Quick defrost and clear visibility: designed to rapidly defrost the car windscreen and reduce fog on windows. - Flexible airflow control: 360-degree rotating base allows easy adjustment of the blowing direction to target specific areas. - Portable and simple to use: lightweight, compact design for easy placement and repositioning in the vehicle. - Vehicle compatibility and performance: powered by a standard 12V vehicle electrical system, delivering 150 watts of heating and airflow as needed. What it does - Heating mode provides quick cabin warmth on cold starts and chilly drives. - Defrost mode uses heat and airflow to clear the windscreen and other windows efficiently. - Fan mode offers reliable air circulation to improve ventilation and help defog surfaces when heating is not required. Specifications and attributes - Power: 12V 150W - Design: 2-in-1 heater and fan - Base: 360-degree rotating for flexible direction control - Application: suitable for use in cars with standard 12V electrical systems Use scenarios - Scenario 1: On cold winter mornings, enable the defroster to rapidly clear the windscreen before driving. - Scenario 2: During a chilly commute, switch to the heating mode to warm the cabin quickly and provide comfort. - Scenario 3: In damp or rainy conditions, use the fan to circulate air and help defog windows and dry interior surfaces faster.