« Introducing the EL-BT-2 Temperature and Humidity Data Logger EL-BT-2_graph Posted by Daqhelper ; Published January 5, 2016 Categories: Bookmark the permalink RSS Feed (comments for this post) Trackbacks are closed, but you can post a comment. « Introducing the EL-BT-2 Temperature and Humidity Data Logger Post a Comment Click here to cancel reply. You must be logged in to post a comment.