1. Equipped with 3 different sizes of wind deflector, suitable for various Laptops, compatible with 12-17 inch Laptop.2. Adjustable speed, low noise, easy to use.3. Small size, light weight, easy to carry.4. Super double-sided anti-skid effect, more firm and convenient.5. Not only can the computer be cooled, but also the service life of the computer can be extended.6. Temperature control version, automatically detect the temperature, and then automatically adjust the speed intelligently to protect your device more effectively.Application Laptop Size: 12-17Name: Exhaust Radi atorFan speed: 5V version 1500-3200RPMI nput power: 1. 75WI nput voltage: 12vAir vol ume: 75.35CFMProduct size: 83 *168mmTurbo fan I ife more than 50000 hoursDue to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-3cm measuring deviation due to manual measurement.Parts List:1 * radiatorPlease allow 1-3cm measuring deviation due to manual measurement.