Measured 3000+ MB/s, 40Gbps transmission bandwidth, lightning-fast CNC precision technology. Internally bonded hard disk with external groove for fast heat conduction and multiple cooling. Equipped with double silicone grease, thermal conductive aluminum sheet, and metal thermal conductive groove. Supports up to 4TB expansion. The compact body delivers the beauty of technology and is portable for on-the-go use without taking up space. High-concerned chemical: None. Supporting hard drive capacity: 8TB. Internal interface: NVMe. Size: 1.8 inch. Model number: for Maiwo K1719. Output: USB 4.0 Type-C. Compatible size: 2280. Color: As shown. Material: ABS. Package contents: 1 x SSD case. Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement allowance: +/- 1-3 cm.