The PYB118 is a high-precision smart digital pressure gauge powered by a battery. The display value is clear and accurate, the seismic performance is good, the peak value is maintained, the percentage display, and the ambient temperature measurement function. Widely used in hydropower, tap water, petroleum, chemical, mechanical, hydraulic and other industries, can measure gas, liquid and other media, suitable for portable equipment, measurement instruments and pressure measurement of indoor pipelines.