Fangrui Product Details Sous Vide Fast Circulation Constant Temperature Heating Water The Precise Cooker Can Control The Cooking Temperature To Any Degree (32f-203f) At The Boiling Point Of Water. Heats Food To A Constant Temperature And Maintains That Temperature Easy To Use - Just Increase Or Decrease The Numbers On The Lcd Screen To Adjust The Temperature And Time And Youre Ready To Start Cooking Safety Features Include A Low Water Warning (turns Off When The Water Is Too Low To Prevent Burning The Device) Sous Vide (say Soo-veed, French For Slow Cooking In Vacuum) Is A Method Of Cooking Food At A Low Temperature And Precise Temperature In A Sealed Bag And For A Precise Time In A Water Bath Or Temperature-controlled Device. Sous Vide Can Also Be Used To Preserve Or Marinate Food. Sous Vide Cooking Ensures That Food Is Cooked At A Constant Temperature (50 To 85 - For A Specific Period Of Time Helps Achieve And Maintain Consistent Quality And Preserves Nutrients In Food. Juices, Sauces And Aromas Are Kept Intact Compare