1、HIGH EFFICIENCY EXPANSION: The module adopts one in and three out design, which can connect multiple USB devices at the same time to meet users' multi device needs. 2、POWER SAVING DESIGN: It adopts for GL850G chip, which also features low energy consumption, stability and durability to ensure the long term stable operation of the device. 3、PLUG AND PLAY: No need to install drivers, just plug it into the computer to automatically recognize and use. Simple and convenient operation saves time and labor. 4、MULTIPURPOSE: This USB 2.0 hub expansion module is suitable for students, engineers, technicians and other staffs, which can meet different usage needs. 5、SIMPLE CONNECTION: Designed with Type C interface, it is perfectly compatible with modern computers and easily connects to all kinds of devices, providing a convenient and efficient use experience.