The USB 2.0 sharing switch is an excellent solution for sharing USB devices (such as USB).
Printers, scanners, external drives or other USB devices with 4 computers (4 computers share a set of keyboard and mouse).
When connected to this USB device with a button, you can freely switch between 4 computers.
The all-metal shell protects the circuit board while reducing external signal interference.
Using metal material, fast heat dissipation, high safety and strong stability.