This pressure gauge is a great pressure measuring tool with stable performance. With mini size, it is convenient to carry.Features:40mm 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: 1/8" NPT thread mount.Specifications:Material: MetalRange: Range 1 / Range 2(Optional)Measurement: Range 1: 0~160psi / 0~10bar; Range 2: 0~200psi / 0~14barDial Plate Diameter: 40mmConnection: 1/8" NPT Thread* Item Weight:Range 1: 51g / 1.8oz; Range 2: 47g / 1.65oz* Package Size:Range 1: 4.5 * 4.5 * 4cm; Range 2: 5.5 * 4.5 * 2.5cm* Package Weight:Range 1: 58g / 2.05oz; Range 2: 52g / 1.84ozNote:Range 1 is back mount and range 2 is side mount, please in kind prevail.Package List:1 * Pressure Gauge