My laptop only has a USB port. Will this work?

As long as your USB port is USB 3.0. Usually, part of the port is blue. (If you look the item images, you see the blue part.) If the laptop is too old, it may not have it.

Questions & Answers: Wavlink Universial USB 3.0 Mini Docking Dual Monitor HDMI+VGA with Gigabit Ethernet,USB 3.0, Removable SD/TF Card Reader, HDMI up to 2560x1440, VGA 1920x1200, For Apple M1, Intel Macs,Dell XPS 13/15

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Wavlink Universial USB 3.0 Mini Docking Dual Monitor HDMI+VGA with Gigabit Ethernet,USB 3.0, Removable SD/TF Card Reader, HDMI up to 2560x1440, VGA 1920x1200, For Apple M1, Intel Macs,Dell XPS 13/15

Built in dual screen support through 1080P HDMI and VGA ports, HDMI port supports resolutions up to 2560x1440 and VGA port supports display resolutions up to 1920x1200, if dual displays are connected, each will be limited to a maximum resolution of 1920x1200.
Gigabit Ethernet network RJ-45 port 10/100/1000Mbps Ethernet, provide a rapid guest networking for you
Easily add 4xUSB 3.0 SuperSpeed ports to your PC and enjoy data transfer rates of up to 5Gbps for faster sync times. Integrated SD/Micro SD Card Reader easy for copy any photos or movies from your media memory card backup to your laptop directly.
System Support: Windows 10, 8, 7,& legacy XP systems,Chrome OS R55. Attention: Surface RT, Mac OS (10.13.4 - 10.13.6)/Linux/Unix are not supported. Docking station is suggested for use with web and productivity software; not recommended for gaming(see Display Link website for more details)
Build in USB 3.0 GPU certified by DisplayLink. Compact size, easy setup

$52^.99 –