Large Dial 3 Inch Temperature GaugeThis high quality, stainless steel temperature gauge with a large, easy to read 3 inch dial precisely monitors the temperatures inside the dome of an EGG, allowing you to achieve and maintain precise cooking temperatures. 750F 400C Works with XXLarge, XLarge, Large, Medium, Small and MiniMax EGGs Heavy duty construction, hermetically sealed Designed and manufactured in the USA Installation: Carefully insert stem from the outside through small hole in