Retractable Quarter-Shelf A convenient Glass Retractable Quarter-Shelf that gives you the flexibility to display taller bottles such as water, 2-liter bottles of soda, or champagne. Full-Extension Black Wood Racks Full-Extension Black Wood Racks on stainless steel ball bearing glides fully extend, making it easier to access wine bottles and avoid label scratching. Active Cooling Technology Active Cooling Technology is an on-board computer that controls the active cooling fans to provide temperature stability and even cooling. Precisetemp Precisetemp™ has multiple internal sensors to help maintain accurate temperatures for precise cooling. Zero Clearance Door Hinge The Zero-Clearance Door Hinge means the cooler can be installed directly adjacent to a cabinet without the cooler door hitting the cabinet. Single Zone Evaporator Single Zone Evaporator is larger than normal Reversible Door Hinge The Reversible Door Hinge allows anyone to conveniently change the door hinge location from Left or Right to better accommodate your space. dBA 39 Low dBA rating, which means Zephyr products are some of the quietest available. 3-Color LED with Four Light Levels 3-Color LED with Four Light Levels in Cloud White, Deep Blue and Amber. The vertical LED strips are mounted to the side of the cabinet to fully illuminate the interior. 3-Color Electronic Touch Control 3-Color Electronic Touch Controls are backlit in Cloud White, Deep Blue and Amber lighting to match the primary lighting. New Kickplate with Door Lock New Kickplate with Door Lock allowing you to secure your collection. Adjustable, transparent-gray glass shelves with airflow openings The Transparent-Gray Glass Shelves include airflow openings to maintain even temperatures throughout the cooler. Vibration Dampening System Vibration Dampening System has a heavy-duty cabinet, rubber footings, and high-quality components help reduce noise and vibration to minimize wine disturbance. Dual-Pane, Low-e, Argon-Filled Glass Door Dual-Pane, Low-e, Argon-Filled Glass Door improves insulation to minimize heat exchange. A Low-e coating helps minimize the amount of UV and infrared light that passes through the glass door.