What is this device for? ?

Question

Answer 1

It is a "Rain Bird WR2" rain gauge and temperature sensor for a home weather station or automated irrigation controller.

For some reason answers are hidden if I add a link, so just search

"Rain bird WR2" on google to see other pictures of them.

Answer 2

It has nothing to do with Chemistry, so this question needs moving.

Answer 3

It's there for the same reason it was there the last time you asked.  "Video taping."

Answer 4

spying on you.  It's a camrea