NutriChef Food Dehydrator Machine - Professional Electric Multi-Tier Food Preserver, Digital Timer, Meat or Beef Jerky Maker, Fruit & Vegetable Dryer with 10 Slide Out Trays & Glass Door - (PKFD25) DIGITAL TIMER: No food will spoil and go to waste with this multi-tier electric food dehydrator. Produces nutritious food with very simple preparation because of its digital timer with LED display. Set the time and worry no more of over dehydrating. EASY ACCESS & OPERATION: Built with easy to use operational switch, knob and buttons.. Choose to dehydrate with just a click. It has a temperature control system with a maximum of 155 F. SLIDE OUT TRAYS: Comes with 10 removable slide out food trays or dryer trays. These trays can also be used to dry food without the use of the dehydrator. Since the trays are removable, they are very easy to clean including the dehydrating machine. PRESERVE FOOD: This food preserver uses temperature control for preservation. It can dehydrate and preserve meat like the infamous beef jerky. Also a maker of organic healthy snacks by dehydrating fruits, vegetable and make potato or kale chips etc. HEAT CIRCULATION: Scientifically tested to increase food shelf life with high heat circulation that travels through each tray. Effectively dries food by removing moisture content, shrinking the food but still retain 97% of vitamins and minerals.