Dear customers, welcome to my store. We are an online store where you can purchase all your electronics, home appliances, kiddies items, fashion items for men, women, and children; cool gadgets, groceries, automobile parts, and more on the go. Our store is a star store dedicated to creating high-quality and practical products, allowing you to enjoy a better lifestyle. Your support is our greatest driving force. All the goods in our store are sold at the lowest price, and the quality is guaranteed. If you need it, please rest assured to buy, we will provide you with a comfortable shopping experience every time. As well we are launching new products every day, please follow our store and pay more attention, you will get the information of our latest products as soon as possible. Clicking on the seller information to enter our store to buy what you needs, after placing an order, we will deliver the goods for you at the frist time. Thank you and have a nice day!Description:No wind resistance design: using the exhaust type + high-speed high-power turbo cooling fan, the effective cooling can reach about 40 degrees, say goodbye to high heat/crash/stutter, and play games freely.Intelligent temperature control: Active ventilation and heat dissipation. Built-in temperature control , intelligent temperature control, active cooling and fast cooling, solving the problem of heat dissipation required for notebook overload operation. (5V Constant Temperature optional)Low-grade design: It adopts a silent fan, the decibel value is about 23 decibels, and the high-speed operation is silent.4-speed wind adjustment: button to adjust the speed, and the air volume is controllable.Compatible with a variety of sizes: three air guide sleeves to adapt to different sizes of notebook cooling.Specification:Fan Speed: 1500-3200RPMInput power: 1.75WInput voltage: 12VDecibel value: about 23dBMaximum air volume: 75.35CFM (4-speed wind adjustable)Cooling up to: 40 CelsiusTurbofan life: more than 50000 hoursProduct size: 83x168mmPackage Includes:1 Piece Cooling Fan1 Piece USB CableNote:1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful online shopping!Portable Laptop Cooler;Portable Laptop Cooler External Extracting 23dB;Air Cooler Vacuum Turbine Technology Notebook;Cooling Fan 4 Speed Wind Adjustable 1500-3200RPM;Universal Aircooler Silent Ventilation Laptop;Cooling Fan Quiet Air Cooler 75.35CFM Blacka a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a