[Special 2-head car fan] The cooling fan is designed with 2 rotating heads, each head can be fully rotated 90°, the fan base can also be rotated, the head can be rotated 270° and the 360° rotation lock can be used for the back seat of the car. Every corner provides versatile coolness that instantly refreshes rear-seat passengers and pets. You just have to adapt. 【Heavy Duty Car Headrest Mount】 This car fan is equipped with a large adjustable clamp with 3 control buttons to accommodate different thickness of Car support rods, upgraded soft rubber pads to remove the connecting rod from the front of the car. Ideal for clipping onto the front and rear seats of your car or car/truck/vehicle. Clamp opening up to 2cm/0.78in. 【Three speeds adjustable】The double-headed car fan can adjust the wind speed: breeze, natural wind, strong wind to meet your needs. different uses. A rear fan can remove moisture from your car windshield on cold, rainy days and reduce unwanted hot air, smoke or dust. It