The Hiearcool USB C Hub for MacBook is a 7-in-1 USB-C adapter designed specifically for Hiearcool MacBook models. It features a 4K HDMI port, 100W PD charging capability, and various USB ports for connecting different devices. This hub allows users to easily expand the connectivity options of their MacBook, making it convenient for work or personal use. Crafted in China by the trusted brand Hiearcool, this hub adapter offers a versatile and efficient solution for enhancing the functionality of your MacBook.