Pure Copper Heatsink for M.2 NGFF 2280 PCI-E NVME SSD Cooling Thermal Pad Radiator 70x23x8.5mm for Features: brand new and high quality is the most efficient heat conductor in the world,Its thermal conductivity can reach 5300W/m·K, pure copper only 386.4W/m·K and aluminum only 237 2W/m·K. The ultra thin radiator is designed for the notebook and some small space heat dissipation. Heat exchanger can exude heat faster by heat exchange through contact with air. Support for the for M.2 NGFF SSD 2280, for . Heatsink only, other accessories demo in the picture is not included! Specifications: Item Type: Heatsink Material:Pure Copper + coating Color: Black Size: approx. 70x23x8.5mm/2.76x0.91x0.33in Package Includes: 1 x Heatsink 1 x Thermal Pad 3 x Rubber Band note: retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!