Features: Experience efficient cooling with this 12V/24V quiet cooling fan featuring heavy duty metal blades, double speed control, and noise reduction technology for a peaceful journey. Built with corrosion resistant stainless steel construction and precise engineered airflows design, this 6 inch car fan delivers powerful ventilation while maintaining under 45dB noise levels. Ideal for truck drivers, and boat owners needing reliable climate control without draining vehicle batteries during extended trips. Perfect for summer road trips, workspaces in delivery trucks, or enhancing airflows in boat cabins where traditional air conditioning systems are impractical. Its 6 inch diameter and universal 12V/24V cigarettes lighter compatibility ensures seamless installation in SUVs, buses, or heavy duty trucks for year round comfort. Specifications: Component:Stainless Steel Size:Approx.15cm/5.9inch Color:Black Voltage:12V/24V Package Includes: 1pcs Cooling Fan note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.