Series two display chiller is a more advanced type of chillers. It features double-layered hollow triple-pane glass door (with optional electric heating defogging function, 99.9% defogging efficiency for clear product display), auto-close door to save energy and prevent cold air leakage, adjustable shelves for flexible storage, high-efficiency thermal break design to seal cold air, all-copper piping for premium quality, smart thermostat with three-color LED lighting, and rear plastic mesh for uniform temperature distribution plus electric heating wire defogging layer.