Measured 3000+MB/s,40Gbps transmission bandwidth, -fast CNC precision technology,Internally bonded hard disk + external groove for fast heat conduction Multiple cooling,Equipped with double silicone grease + thermal conductive aluminum sheet + metal thermal conductive groove Support 4TB expansion,The sea embraces all rivers and exists as your heart The compact body brings you the beauty of technology, and you can carry it with you wherever you go without taking up space. Hign-concerned Chemical:None Supporting Hard Drive Capacity:8TB Internal Interface:NVME Size:1.8Inch Model Number:for K1719 Internal Interface:nvme Output:USB 4.0 Type-C Compatible Size:2280 Colour:As Shown Material:ABS Package Contents: 1 * SSD Case Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.