Tool bar assistance needed asap

[DAM-Photography]

I downloaded a couple of temperature monitor app. Such as istat nano and temperature monitor etc. But I've got this thing at the top of my tool bar, how the in heck do I get rid of it.

Help would be appreciated.

 

[GGJstudios]

Hold the Command key and drag it off.

 

[DAM-Photography]

Thank You!