... a certain time. At the last 3 seconds, the screen will turn to yellow, the sandy clock will show ... “3, 2, 1”, then screen turn to red. Like the green color, at ... the last 2 seconds, the screen turns to yellow, the cycle will go on…Function ... the funnel is adjustable, 1 second is a unit.2. Display order of the color is adjustable.3. The ...