$380 for a 400w QB on Amazon

Came across this today and it looked pretty decent to me. I paid a little more than this for the 2 480w QBs I got from Alibaba (Kingbrite).
Comes with a 3 year warranty too.
Thoughts?

I also have a 240w and a 480w from alibaba. So far so good.

https://www.ebay.com/itm/254427282290. Good seller. Quick shipping. Good price