Dehydrates fruits, vegetables, and makes homemade jerky.Expandable four-tray system makes homemade jerky from meat, poultry or seafood. It also dehydrates fruits, vegetables, herbs, and spices.Healthy eating. Dries fruit and vegetables with no additives or preservative. Dehydration maintains natural vitamins and minerals.Saves space. The drying trays nest when not in use for over a 35% reduction in storage space and the cord stores in base.Four drying trays are included. Expands up to eight trays* for added drying capacity.Bottom-mounted fan and heating element provide consistent air flow for optimum drying. No tray rotation needed.