What does the dpfe sensor look like on a 1997 ford explorer?

It is a small rectangular box , either metal or plastic , approximately 3 inches long with extensions on each end for the 2 bolts that hold it in place , 1 + 3/4 inches wide and 3/4 inch thick . It has two small hoses connected to the bottom and an electrical plug in connection on the front of the sensor - Helpfull