Specifications: This hard disk converter card is plug and play, which is easy and convenient to install.Stable and quick transmission is supported by this hard disk converter card, so it is practical and useful.Made of PCB material, the converter card is reliable, anti-corrosive and eco-friendly to use.The length of the converter card is 6.4cm, width is 2.6cm and thickness is 0.3cm.This converter card is compatible for Mac OS, for Mo jave, for Catalina or higher version, the system has integrated NVME driver. And it does not support the system below version 10.14, the system does not have integrated NVME driver.Size Details: Notes: Due to the light and the screen setting difference, the item's color may slightly differs from the pictures. Please allow slight dimension difference due to the manual measurement.Package Includes: 1 x Converter Card 1 x Accessories Bag