Description brand new and high quality Features: Helps keep your laptop cooler and reduce system crashes. Made of high-quality plastic material, lightweight, environmentally friendly, impact resistance, practical and beautiful. Built-in fan, high wind power, can dissipate heat for the CPU, heat dissipation is efficient. Laptop radiator support can improve airflow and reduce the heat of your entire laptop, which will help prevent unnecessary heat problems in your laptop. Suitable for both office and business trip, convenient for storage and carry on business trip. Widely compatible, for most laptops on the market. Temperature control version adopts advanced technology, automatically detects the temperature, automatically adjusts the speed, saves for time, convenient and energy saving. Dual mode: It can be operated manually or automatically. Perfect gift for yourself or your friends. Specification: Product name: Radiator Support Fan speed: 2000-4500RPM Maximum air volume: 75.35CFM Rated voltage: for DC 5V/12V Rated current: 0.35 10%A Input power: 1.75W Material: plastic Size: app.170x85x50mm/6.69x3.35x1.97in Optional Styles: 1, 2, 3, 4, 5 Color: Black + Blue Quantity: 1set Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Laptop Radiator 1 x Cable 4 x Wind Guide Sleeve(other accessories demo in the picture is not included.)