What is this?
 

This fell out from under my steering wheel... recently had my consol screen replaced. Googled the part number and it says its an sntenna enhancer. Where does it go? Can i replace it myself? Is it safe to drive a couple days before i can get to it? Thanks gor the info.
https://cimg4.ibsrv.net/gimg/www.maz...7a73d5569.jpeg