5V All-Round Miniature Automatic Air-Cooled Dual Car Fan Adjustable Low Noise

5V all-round miniature automatic air-cooled dual fan adjustable low noise ? Product specifications: Colour: Black Voltage: DC 5V Power: 5W Noise: <30db Size: 3.2*8.8cm ? Feature: 1. Beautiful appearance, free to adjust horizontal and vertical direction. 2. DC5V power supply portable adjustable fan. 3. Low energy consumption and low noise. Unique design makes the wind cool 5. Portable and easy to take 6. The best choice for your car, truck, tent, RV, sleeper cab, SUV, ATV, delivery van, camping, hunting or fishing.