Features: 1.Automatic Adjustment: PWM intelligent worm fan can automatically adjust the fan speed according to different temperatures, save energy, reduce noise, and extend service life 2.Good Heat Dissipation: SSD heatsink uses large area pure copper heat sink fins, a total of 15 exhaust vents to enhance heat dissipation performance, rapid cooling. 3.Fast Heat Dissipation: M.2 SSD heatsink is equipped with a thermal silicon chip, which can quickly guide the heat of the hard disk through the aluminum alloy heat sink to protect the data security of the hard disk. 4.Multiple Heat Dissipation: SSD heatsink cooler adopts PWM temperature controlled worm fan, aluminum Mg alloy material, multiple heat dissipation. 5.Easy to Install: SSD cooler is easy to install. Use the provided screwdriver to unscrew the side screws and put in the thermal silicon wafer. After the installation is complete, you can use it. specification:Item Type: M.2 SSD Heatsink Material: Aluminum Alloy, Copper Support Hard Disk Size: M.2 2280 SSD PackageList:1 xM.2 SSD Heatsink 12 x Heat Sinks 6 x Screws 1 x Screwdriver 1 x 4pin Line