Perfect for freeze drying herbs, oils, medicines, remedies, pharmaceuticals, and compounds; our freezer dryers use patented technology to keep products fresh, and preserves the potency, color, shape and nutrition of any organic material. The freeze dryer has built in intelligence. It automatically and perfectly manages the freeze drying process • The ideal vacuum pressure and drying temperature is maintained for each material—preserves freshness and potency • 10.25 square feet of tray space - each tray 9″ W x 20.5″ x 0.75″ H • 6 liters of ice capacity Includes a low maintenance stainless-steel vacuum pump that offers these specs: Overall product dimensions: 20.25 " W x 23.75" D x 30.75" H Perfect for a counter top, cart or table. 3 year limited warranty Power 110 volt (NEMA 5-20) outlet. A dedicated 20 amp circuit is required. Shipping Info - The large freeze dryer ships in one package with a total weight of 253 lbs. - Item will be delivered to physical addresses, no PO boxes. One Freeze Dryer Package: 29″W x 38″D x 48″H Maintenance Simply filter and replace oil. Takes one or two minutes. Vacuum Pump Each vacuum pump has been factory tested to guarantee 25 microns (25,400 Microns = 1 Inch of Hg) or better, and listed CFM performance. Vacuum Pump Technical Specifications Oil: Harvest Right Oil, Robinair Premium High Vacuum Pump Oil or JB Industries Black Gold Vacuum Pump Oil Only DC Motor Energy Efficient Voltage: Standard, 115v, 60Hz Dimensions: 16.3″ x 6″ x 12.1″ Weight: 32lbs Noise: 52 decibels