Update: Sometimes these deals end as soon as we can get a post up. The refurbished Chromecasts are now showing up as out of stock.
I know the Chromecast isn't exactly what we would call an expensive gadget, but I like to save money wherever I can, and since you clicked on this headline, I can see that you like to too. So here's what you came here to know. Groupon is currently offering refurbished Chromecasts for just $25 to anyone living in the continental US.