Pros :

• It provides lightning fast transfers with speed up to 40 Gbps
• It is a PCI Express 3.0 compliant interface
• It's a USB power which provides around 60W and also compatible to laptops
• There is no need of any tools for installation of PCIe graphic cards
• It is really very easy to carry ang easily be transport
• It has Thunderbolt 3 connectivity making it more faster

Cons :

• It's a good product. I have no cons for it.