Technology Pioneered By Sub-Zero Features Two Separate Cooling Systems So Fresh Food Stays Fresher Longer In The Cool, Moist Air Of The Refrigerator. Frigid, Dry Air Prevents Frost And Freezer Burn In The Freezer-Optimum Preservation Conditions For Each Type Of Food. Many Fresh Foods Emit Ethylene Gas, A Naturally-Occurring Compound That Hastens Food Ripening And Spoilage. Sub-Zero Refrigerators Come With An Air Purification System (Based On Technology Developed By Nasa) That Scrubs The Air Of Ethylene And Odor Every 20 Minutes. Split Climate Intelligent Cooling SystemSplit Climate Intelligent Cooling System Revolutionizes Sub-Zero S Already-Superior Preservation Capabilities, Keeping Food Even Fresher For Longer Clearsight Led LightingClearsight Led Lighting System Fully Illuminates The Interior And Reduces Shadows Sleek Stainless AccentsSleek Stainless Accents Trim The Interior, Matching The Sophistication Of The Exterior Easily Customize SettingsEasily Customize Settings-From Lighting To Humidity-With The Tap Of A Finger Via The Conveniently Accessible Touch Control Panel Night ModeNight Mode Optimizes The Interior Lighting Based On The Detected Ambient Light, Reducing The Brightness By 90% In Dim Environments Flip-Up Dairy CompartmentLift The Base Of The Flip-Up Dairy Compartment To Store Taller Items On The Shelf Below Adjustable Door ShelvesPosition Adjustable Door Shelves At Various Heights To Accommodate Assorted Items Nano CoatingNano Coating Lines The Perimeter Of Each Glass Shelf To Create A Hydrophobic Barrier That Helps Contain Spills Easily Accessible Nasa-Inspired Air Purification SystemThe Easily Accessible Nasa-Inspired Air Purification System Scrubs The Air Of Ethylene And Odor Every 20 Minutes Wi-Fi Enabled FeaturesWi-Fi Enabled Features Provide Remote Access From Your Mobile Device Industry-Leading WarrantySub-Zero Offers An Industry-Leading Full Two-Year Warranty On Appliances, Along With A Full Five-Year Sealed System Warranty And A Limited Twelve-Year Sealed System Warranty Accepts Custom PanelsAccepts Custom Panels For An Integrated Look Within Cabinetry Or Stainless-Steel Accessory Panels And Handles To Match Other Sub-Zero, Wolf, And Cove Products* Refrigerator Specifications(Ul)(Li)Led Refrigerator And Freezer Lights(/Li)(Li)4 Glass Refrigerator Shelves (3 Adjustable; 1 Stationary)(/Li)(Li)Crisper Drawer With Adjustable Dividers(/Li)(Li)3 Door Bins (2 Adjustable; 1 Stationary)(/Li)(Li)1 Flip-Up Dairy Compartment(/Li)(/Ul) Freezer Specifications(Ul)(Li)2 Full-Extension Roll-Out Freezer Drawers; One With Adjustable Dividers(/Li)(Li)Automatic Ice Maker With Removable Ice Container(/Li)(/Ul)