Never used!!! Features of the Ambiano Digital Food Dehydrator include: * Dries fruits, vegetables, meats (jerky), herbs and more * Five adjustable/stackable, transparent trays * Digital display for timer and temperature * Built-in fan maximizes air flow * Automatic switch-off The dehydrator comes with a top cover, five removable and interchangeable trays, a base, and an instruction manual. You can find a link to an online manual for the digital food dehydrator here. It contains recipes for drying fruit, making fruit leather, drying veggies, drying herbs, and making jerky, along with information about how to pack and store the finished food products.