Observe without interfering the clear glass front door of this superb Excalibur dehydrator (model 3926tcdb) lets you monitor your product dehydration without opening up and letting all the heat out. Great for the dehydration of fruits and vegetables, not to mention meat for jerky, fruit puree (great for fruit roll-ups), nuts this unit can even be used to help your bread dough rise or assist in making homemade yogurt. Efficiently circulated and thermostatically-controlled air dries contents spread out over the nine interior trays (the entire unit gives you 15 square feet to dry in. User-friendly with a temperature range of 105 degree 165 degreeF; a 26-hour timer is included. Made in the U.S.A.