CoolDrive 4 combines all of the functions of our newly released Aerogate II & the solid hard disk drive cooling device like our CoolDrive 3. It provides you solid protection for the hard worked data, the convenience of being able to monitoring 4 different important component temperature, as well as controlling all 4 corresponding fans. - Each temperature sensor corresponds to its own fan - Blue LCD backlight display - 7 color rotations dial setting or just set in single color - Support 4 fans (max. output 18W) - Monitoring all 4 fans speed (RPM) and their components’ temperature simultaneously. - Not all connections are required to operate. - Reduced energy consumption and fan noise for quieter work environment - Designed for DIY applications, can also be used for RAID towers, servers, industrial PCs. - Available in silver and black covers