DOES THE DEVICE AUTOMATICALLY SHUT OFF? The device will continue to run at the desired set temperature until you decide you are ready to turn it off. Also remember cooking sous vide allows you to leave your food warming without overcooking, so keep that chicken hot if the rest of your meal isn't ready yet.

Why did my Anova turn off?

More specifically, the Anova Nano lo error means that the device is detecting a water level that's below the MIN line drawn on the outside of the device. When your Anova Nano detects that the water is too low and displays the LO error message, it shuts off automatically.

How do I turn off my Anova oven?

Unfortunately, there are no commands for telling the oven to simply turn off when cooking is done, or dropping the heat to keep the food warm (though you can manually set an additional step at a much lower temperature).