Features： 1、Fast Heat Dissipation: Aluminum Electronic Radiators have large airflow contact area and good heat dissipation effect. 2、Special Technology: Aluminum alloy heatsink surfaces treatment adopts anodic oxidation treatment, anti rust, anti oxidation. 3、Strong Practicability: Aluminum heatsink can be used as a cooling radiators for electronic CPU chip power modules. 4、 Material: Extruded heat sink is made of high quality aluminum, high hardness, wear resistance and durability. 5、Easy to Replace: Radiators aluminum heatsink is easy to install and use, and can easily replace old bad heat sinks. Specification： Item Type: Aluminum Electronic Radiators Material: Aluminum Surfaces Treatment: Anodic Oxidation Treatment Overall Size: Approx. 100 x 60 x 39mm / 3.9 x 2.4 x 1.5in Purpose: For Electronic CPU Chip Power Module Module Cooling Heat Sink Package List： 2 x Aluminum Electronic Radiators