Use the Waring Pro food dehydrator to make your own snacks or preserve naturally nutritious home grown foods to use year round. great for beef jerky, dried fruits and herbs top venting system efficiently draws moisture up and out for better results powerful 620-watt motor and new fan system promotes better air flow adjustable temperature: low, medium, high and fan only includes 5 stackable, interlocking trays and fruit roll-up sheet holds up to 9 trays additional trays sold separately 620 watts. Plastic.Wipe clean outer surface. Racks, top cover, and roll up sheets are dishwasher safe. Imported.