This handy oven thermometer facilitates cooking. Place the thermometer near the baking tray or casserole dish for an accurate reading, as the temperature varies inside the oven. Displays the temperature immediately. The thermometer can either be hooked or placed in the oven using the stand. Maintenance and cleaning: hand wash only, do not immerse in water. Dry carefully. Remove the thermometer while cleaning the oven. Do not expose the thermometer to great temperature changes. Scales: 0 – 300 Celsius and 0 – 600 Fahrenheit.