Professional design with excellent compatibility, utilizing exquisite materials for reliable performance.Supports TYPE-C CC signal recognition and processing, enabling high-speed expansion with external TYPE-C USB3.0 HUBs.Equipped with an ultra-low voltage startup power supply boost for long-term and stable operation of connected devices.High-efficiency working power module designed with a minimum current for optimal performance.Specifically designed for professional engineers, ensuring use and functionality.This M.2 B-key WWAN 4G network card slot to TYPE-C interface adapter board allows you to convert the idle 4G network card slot of your laptop into a TYPE-C interface. It is compatible with TYPE-C wireless network cards, TYPE-C mouse receivers, and TYPE-C solid-state hard drives. Please confirm the type of interface included before purchasing, as incorrect identification may lead to insertion issues. If you encounter any problems with TYPE-C forward and reverse identification, simply flip the insertion device for proper recognition.Color: BlackMaterial: PCBPackage Contents:1* M.2 B-KEY to TYPE-C AdapterOnly 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.