Features 1、This manometer is a dial instrument with double scale. 2、Its measurement range is 0-20bar or 0-300psi. 3、Metal shell of the pressure meter can protect internal accessories well. 4、Super mini size, portable and convenient to carry. 5、This pressure gauge is a great pressure measuring tool with stable performance. Specification Features: This manometer is a dial instrument with double scale. Its measurement range is 0-20bar or 0-300psi. Metal shell of the pressure meter can protect internal accessories well. Super mini size, portable and convenient to carry. This pressure gauge is a great pressure measuring tool with stable performance. Specifications: Material: Metal Color: Black Measurement Range: 0-20bar / 0-300psi Dial Plate Diameter: Approx. 4.2cm / 1.65inch Connection: 1/8" BSPT Weight: 62g Package List: 1 x Pressure Gauge Package List