Please note: NVME model with heat sink, NGFF model without heat sink, this product does not contain SSD There are 2 models optional, please confirm your M.2 SSD protocol before ordering(PCIe or SATA). (1)NVMe 10Gbps Model Only support NVME PCI-E protocol M key and M+B Key SSD, with 30 cm type-c to usb 3.0 cable or 30cm type-c to usb3.0 cable and type-c to type-c cable,Gray/red color. (2)NGFF 6Gbps Model Only support NGFF SATA protocol B key/M+B Key SSD, with 30 cm type-c to usb 3.0 cable or 30cm type-c to usb3.0 cable and type-c to type-c cable, Gray color. Warm Reminder 1.M.2 SSD is NOT included. 2.NVMe PCIe model case is not compatible with NGFF SATA M.2 SSD, vice versa. Product Specification 1.Support M.2 SSD with size of 2230/2242/2260/2280mm up to 2TB. 2.NVME M.2 SSD Enclosure up to10Gbps,NGFF M.2 SSD Enclosure up to 6Gbps. 3.Plug and play, no driver and external power required for Windows/Mac OS/Linux systems. 4.Support UASP protocol and TRIM function. 5.Quick cooling,le damage to d. 6.LED indicator light design. 7.Extended phone storage: Requires mobile phone to suport OTG function.enable USB debugging with corresponding data cable or OTG transfer mobile phone. Different mobile phones do not support all mobile phones according to different specific operation modes