ITEM NAME:12V Bladeless Car Air Conditioner Cooling Fan 2- Adjust Description: Low power consumption, low noise. Portable and easy to take, good-looking. 2 Fan cage speed with 2 feeding options. The high efficiency permanent magnet brush-less motor is designed for 20,000 hours more use. The dual centrifuge move a lot of air to their size and uses only 15 w of power at the top at 12 v DC. The high efficiency cage fan rotates up and down inside the base which allows directing the flow of air for maximum cooling. The cigarette lighter plug allows you to power from your vehicle cigarette lighter socket. Specification: Material: Plastic Size: 165x120x115mm/6.5x4.7x4.5 Inch 1. input power: 12 v DC 2. Power consumption @ 12vdc: 7.5 watt-low speed, 15 watt-high speed 3. CFM: 120-low speed, 240-high speed 4. High / Low / Off rotary switch 5. Noise level: