2 Pack USB2 Expansion Hub Module With Four USB Ports High Speed Transfer Development Board Driver Free Portable USB Hub Concentrator For Projects And DIY PCs Reserved External 5V Power Input

Two-Pack USB 2.0 4-Port Expansion Hub for DIY Projects
✔️ Four USB 2.0 ports, external 5V power reserve input

This compact USB 2.0 four-port expansion hub module adds four high-speed USB ports to DIY projects, notebooks, Raspberry Pi, ARM/MIPS boards, advertising players, network cameras, and more. It can be powered from the USB bus or via an external 5V supply through the reserved power input, making it handy when a peripheral demands more current.

✅ Four USB 2.0 ports for high-speed data transfer
✅ Driver-free, plug-and-play with no extra software
✅ Reserved 5V power input port (upper-left) for extra current when USB power is insufficient
✅ Compact size 29.5mm x 18.9mm x 4.8mm; 2.54mm header input for expansion
✅ Pack size: 2 units

💡 What is a USB 2.0 four-port expansion hub used for?

Here's a handy, general answer for common setups. - expands a single host to multiple USB peripherals for desktops, laptops, and development boards - handy for Raspberry Pi, ARM, MIPS, or other dev boards needing extra USB ports - supports bus power from USB or uses the reserved 5V input for extra current when needed - reliable data transfer with USB 2.0 high-speed signaling across four ports ✝️