Set starting temp
Set the starting temperature of the food by pressing on the temperature selection icon on Main Menu
Select bottle size
Select the bottle size by pressing on the bottle size selection icon on Main Menu
Set the schedule timer
Set the timer by pressing on the timer button on Main Menu
Start heating
Start the heating cycle by pressing on the Start button on Main Menu then timer display on Main Menu start showing the countdown. And the on/off button LED will be steady orange.
Check the history record
You can check the heating history by tapping on the down count timer on the Main Menu. Apps will show the history screen