Presto Food Dehydrator Model 06301 (6 tray model, digital display, adjustable temp) - $44.99 on Amazon, lowest ever per CCC
This is Amazon's top rated dehydrator in its price range, it has temperature settings, a digital display, comes with 6 trays (expandable to 12), and gets very good reviews. It's currently $44.99, which is the lowest price ever per the camel. It normally floats around $58-$59. Grab it while you can.