【Double Coolness】 The DICMKY dual head car fans utilize 5-blade vortex type wind gathering technology to create a stronger and steadier stream of cool air. Powered by a brushless motor and the fan spindle is made of 100% pure copper, the mini fan for car delivers powerful and consistent airflow, maintaining noise levels under 30dB. Its quiet operation ensures minimal disturbance, making it ideal for long drives or road trips with family and friends in hot summer. | 【5V USB Operated】 The DICMKY Dual Head Fan is powered by 5V/2A USB and is compatible with a variety of devices including mobile power, car chargers, laptops, computers and AC adapters. The car fan comes with an extended 70-inch cord that is long enough to easily plug into USB devices. | 【3 Speeds】 Featuring 3 speed settings - low, medium, and high - the car fan for back seat allows you to adjust the airflow according to your preferences and weather conditions. | 【360° Adjustable】 The DICMKY dual head fan comes with a retractable arm that can be rotated and stretched any way you want, blowing on the rear passengers as well as bringing coolness to the front passengers at the same time. | 【Retractable Folding Arm】 Crafted from high-quality plastic, the clip securely attaches car ventilation fan to the backseat headrest. Foldable clip arms save space when the fan is not in use, and its easy installation and removal make it convenient to adjust the tightness according to your seat's headrest bar. | 【Wide Application】 Compatible with a USB power interface, this car fan is suitable for use in a wide range of vehicles, including SUVs, RVs, sedans, business cars, off-road vehicles, vans, trucks, and heavy-duty trucks among others. It operates quietly, providing powerful airflow while consuming minimal energy.