Versatile seasonal use Two operating modes: warm wind for fast defrosting and defogging in cold weather, and natural wind for a refreshing breeze in warm conditions. Quick heating technology Advanced alloy heating wires deliver heat efficiently, paired with an ABS shell to maintain performance and structural stability. Flexible airflow adjustment Rotatable design allows left, right, up, and down adjustments for airflow, suitable for both the driver and the front passenger. Compact and easy installation Compact dashboard placement using doublesided tape or a nonslip mat (not included) to ensure it does not obstruct your view. Use scenarios Winter defrost/defog: Use warm wind to quickly clear and optimize visibility on cold mornings. Comfortable cabin breeze: Switch to natural wind to enjoy a light, unobtrusive breeze during milder days. Shared comfort on short trips: Adjust direction to evenly distribute airflow between driver and passenger for individualized comfort. Key attributes Function: defrost, defog, and provide adjustable cabin airflow with two modes. Compatibility: designed for dashboard placement in cars; no obtrusive footprint. Size: compact, unobtrusive form factor. Material: ABS shell with alloy heating wires for reliable heating performance. Performance: quick heating with stable operation and directional airflow.