This pressure gauge is an essential accessory for monitoring the pressure inside your pressure cooker or canner. With a measurement range of 0-20 PSI (0-1.38 bar), it accurately displays the current pressure status during use, ensuring your food is cooked safely and evenly. The gauge features a hexagonal silicone rubber washer and stainless steel nut that can be easily installed onto the lid of your pressure cooker or canner. It's important to ensure the pressure cooker is not in use when installing the gauge. This durable and reliable gauge is a must-have for any home cook or canner who wants to achieve perfect results every time. Always follow the manufacturer's instructions for safe and proper use.