Automatic Programmable Control System: From Drying To Defrosting, User-friendly Programmable Controls Enable You To Start Runs Quickly & The Microprocessor Controls Different Ramping & Holding Segments To Meet Different Temp. Protocols. Heated Drying System: By Programmable Controlling Temp. By Forceful Circulation Of The Heat Medium Of Shelf Inside, It Obtain A Further Precise Distribution Of Temperatures. Pre-freeze System: The Chamber Pre-freezes Sample To Save Money And Time, Eliminating The Need For A Separate Freezer And Product Transfer. Defrosting System: Automatically Defrosting System Is Available For Ice Condenser When Defrosting Is Necessary. Vacuum Backfilling System: As Far As The Permanent Preservation Of The Sample Desiccation Is Concerned It Protects A Sample By Inserting Sterile Nitrogen Gas With Back Filling System For Preventing Contamination Of The Sample. Safety Stoppering System: For The Purpose Of Permanent Preservation Of A Sample After Freeze Of Drying, The Stopper System, Which Seals Under A Vacuum State, Consists An Option That Installs Moving Guides Shelves Delicately & That Has A Function To Seal Safely & Precisely Using A Rotating Sealing Device. Automatic Purge System, It Is Equipped With An Automated Purge System To Protect Samples By Preventing Of Counter-flow Of Vacuum Pump Oil. Compressor Delayed Start Function To Minimize Any Damage To Compressor. 1.5 Km Far Remote Control System