Thoroughly inspected by Toby.
The BlueBuilt USB-C 8 in 1 MacBook Docking Station is only suitable for Apple MacBook. It fits both USB-C ports on 1 side of your MacBook exactly.
Do you have a MacBook with M1 processor? In that case, you can connect at most 1 extra monitor with this dock.
Do you have a MacBook without M1 processor? In that case, you can connect at most 2 extra monitors with this dock.
This is how you can check which type of MacBook you have.