This pressure gauge is a great pressure measuring tool with stable performance. With mini size, it is convenient to carry. Features: 50mm dial plate, double scale for bar/psi measurement. Clear number markings for convenient and easy readings. Metal outer case, well protect the inner accessories. Mini size, convenient to carry. Connection: 1/4" brass thread side mount. Specifications: Material: Metal Range: Range 1 / Range 2(Optional) Measurement: Range 1: 0~15psi / 0~1bar; Range 2: 0~60psi / 0~4bar Dial Plate Diameter: 50mm Thread Type: Range 1: 1/4" NPT; Range 2: 1/4" BSPT Item Weight: 58g / 2.07oz Package Size: 6.7 * 5.3 * 2.8cm / 2.64 * 2.1 * 1.1in Package Weight: 65g / 2.35oz Package List: 1 * Pressure Gauge