USB TYPE-C MULTI HUB : Multi hub has a USB Type-C port, SD Card Reader, MicroSD Card Reader, and two USB 3.0 ports. POWER DELIVERY: Charging your laptop while connecting multiple peripherals and transferring data; NOTE: The item can charge your computer while you work, two memory slots, two USB which will allow you to charge external items while you work (2Watt MAX), limited by high wattage. ADDITIONAL USB TYPE-C PORT FOR CHARGING : Additional USB TYPE-C port allows you to use multiple devices simultaneously while charging without worrying about the battery. Products with high power consumption (HDD external hard disk, iPad, etc.) are supplied with stable power. COMPACT WITH LUXURIOUS FINISH : 100x100 (mm) in size and weighs less than 25g making it the ideal traveling buddy. The multi hub is manufactured with the same high-grade aluminum material and the same surface treatment method as the MacBook. Not only the perfect traveling buddy, but one that matches too! DISCLAIMER: As stated in under "POWER DELIVERY", the multi hub is limited by wattage. Improper use can cause product to overheat.