You can set the timer anywhere from 30 minutes to 20 hours .
The automatic shift to "Warm" is a critical safety feature. In a manual cooker, a user arriving home two hours late to a cooker that has been running on "High" for 10 hours may find the meal burned or the ceramic insert cracked. The timer ensures that once the food is cooked, it enters a holding pattern that inhibits bacterial growth (keeping food above 140°F) without destroying the food’s structural integrity. crockpot slow cooker with timer