hello i just brought one of those exoterra hygrometer's (the analog one) and well im confused lol on the back of it you have the circle white double sided sticky thing and inside that circle it has a smaller circle which can be detacted should i leave that conected or not? because it appears to be only reading at 55 ![Confused :confused: :confused:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)