According to the search results, a slow cooker cooks food slowly at a low temperature, generally between 170 and 280 degrees Fahrenheit, over several hours. The temperature range for a slow cooker on low is usually around 200-250 degrees Fahrenheit (93-121 degrees Celsius), but this can vary depending on the make and model of the slow cooker. The high setting is usually around 300 degrees Fahrenheit (149 degrees Celsius) . It is important to note that a slow cooker should heat the food to at least 140 degrees Fahrenheit (60 degrees Celsius) within a four-hour time frame to ensure food safety.