?Quality Warranty?Our products are all certified in the United States, we provide 24 hours / 7 days Customer Service and 1 years prompt responses onsite services including parts & labour. When your product has broken, we will perform "maintenance staff on-site service" within 48 hours. Make sure every item we sold in integral and have good working condition ?1/6 Refrigeration System?This back bar cooler ensures optimal performance by operating with a 1/6 hp refrigeration system that circulates environmentally-friendly R290 refrigerant to maintain temperatures from 33 to 38 degrees Fahrenheit, ensuring tha all your products are held in a safe and proper enviorment ?Stainless Steel Top & 2 Glass Door?This unit has a black, wear resistant exterior and a stainless steel top, and the heavy duty top can double as a cutting board and drink preparation space. In addition, this back bar refrigerator's self closing, double glass doors provide a cleaner visibility and enable your employees to easily load product without the door closing on them ?Ample Storage?This back bar cooler has a large 21.5 cu.ft capacity that allow you to customize the configuration of your unit. Plus, 4 adjustable epoxy-coated wire shelves allow you to place a various of products to meet your needs, while also combating rust and corrosion caused by drips and spills ?Door Locks & LED Lighting?This unit has a safety door lock which can help protect your delicious beverage from theft at night. Plus, this refrigerator has interior LED lighting to maximize your visibility. Even if your bar area is dimly lit, you will have no trouble finding the drinks you need