If you experience banging pipes, spitting faucets and short life of a washing machine or dishwasher, chances are that you have a water pressure issue. It's a good practice to regularly test water pressure and that's where the water pressure gauge comes in handy. Features: Solid and Rugged: With solid construction and brass fitting on top, our pressure gauge is built to last for years to come. The material is specially treated to resist rust and corrosion even after being constantly in contact with water. Easy to Use: Just connect the instruments water pressure gauge to a spigot, open the water, slowly adjust the red pointer to touch the black needle and leave it open during the testing period. Check back to see where the red pointer moved to. Dual Scale: Psi / bar with kPa guidance. 3/4" female hose thread adapter quickly attaches to outside faucet or hose. Accurate Value: Water pressure gauge is a simple and quick solution for those who need a reliable gauge that is accurate and durable. Specifications: Material: Brass, plastic, copper alloy Thread Size: 3/4" Female hose thread Accuracy Grade: 1.6 Item Weight: 132.3g / 4.66oz Package Weight: 147g / 5.18oz Package Size: 11 * 7 * 3.5cm / 4.33 * 2.75 * 1.38in Package List: 1 * Pressure Gauge 1 * User Manual (English)