Important Note: Please confirm which type of USB C port on your laptop is. Check Your Laptop Before Purchase Before purchase, please ensure your laptop;s USB-C port supports Power Delivery, Display Port and Data transfer If you can;t identify it, please contact our customer service through the platform and we will send you the exact laptop model number. 8-in-1 HDMI Model+RJ45: HDMI 4K + USB3.0*1 + USB2.0*1 + PD Charge +TF+SD+ RJ45+Type-C Fast Heat Diipation, Not Hot 8 in 1 USB C Hub is made of the thin and sleek precision milled aircraft grade aluminum enclosure, which can provide a better heat diipation. RJ45 Etherhet Port Supports RJ45 Ethernet port, ensures a more stable and faster wired network connection. Superspeed and Stable Data Transfe 2 high-speed USB 3.0 ports capable of 5Gbps data transfer & supporting charging to your phone. Backwards compatible with USB 2.0 devices. Allow you to connect keyboard, Mouse, hard drive, etc. Convinient USB C to SD TF Card Reader Speed up to 104 Mbp/s for USB-C/TYPE-C Thunderbolt 3 devices to acce files from SD/TF card reader, quickly view your photos or videos, perfect for Photographer or designer, etc; And SD and TF card can work simulataneously. Universal Compatibility The Full Function USB C Expansion Hub Applicable Computer Tablet Smartphone: Support All USB C (Type-c) Port Channel Computers Tablet SmartPhone. 8 IN 1 Design 8 Smart Expansion Port