This item has only been opened and tested for function and work as it should..this is a wonderful addition to your cooking " Utensils" and is a very handy item to have. This Upesitom Mzj-11 Sous Vide Machine is a 1100W upgraded sous vide cooker that offers ultra-quiet performance. With a sleek black design and stainless steel construction, this touch-controlled appliance is perfect for precise and consistent cooking. The large compact size of 15.04x5.0x3.7 inches makes it easy to store in your kitchen, while the voltage of 110V ensures efficient power usage. Ideal for creating perfectly cooked meals with a temperature rating of up to 210 degrees Fahrenheit, this sous vide machine is a must-have for any home chef looking to add a new level of culinary excellence to their kitchen.