Features 1. 360 Degree Adjustable:Fans for cars can be rotated 360 degrees, each car fan can be independently adjusted direction. Easy to install, plug and play. 2. Two Additional USB Output Ports:The car fan adds two USB output ports. More devices can be charged in the car using fans for cars. 3. Strong Wind and Low Noise:The high-speed all-copper motor of the dual fan for car brings strong wind and low noise, quickly discharges hot air from the car and promotes air circulation. 4. Two-speed Car Fan:Dual head car fan has two speeds of strong and soft wind, which can be freely adjusted. 5. 12/24V DC Cigarette Lighter Plug:car fans are compatible with any vehicle that has a DC cigarette lighter jack. Excellent car fan double head fits all kinds of car from small, medium and large full size Sedan Van Truck SUV RV ATV boat with 12/24V DC Cigarette lighter socket. Specifications Material: ABS Color: Black Fan size: 12.70cm in diameter Noise level: below 50 dB Input power: 12V24V Line length: 37 "(0.94 m) Package includes 1 x Car Fan 2 x Adhesive Base Operating instructions: 1. Please turn off the switch before use. 2. Start the car and plug it into the charger. 3. Adjust the angle of the fan and turn on the switch for selection.