This type of Upright Single Glass Door Display Freezer is used for foods frozen storage and display, the temperature is controlled by a fan cooling system, it’s compatible with R290 refrigerant. The elegant design includes a clean and simple interior and LED lighting, the door is made of triple layers of tempered glass that offers excellent performance about thermal insulation, the door frame and handles are made of PVC. The interior shelves are adjustable to meet different space and placement requirements, the door panel comes with a lock, and it can be swung to open and close. This glass door freezer is controlled by a digital system, and the temperature and working status displays on a digital screen. Different sizes are available for different space requirements, and it's a perfect solution for grocery stores, restaurants, and other commercial refrigeration.