YW-100B Precision digital pressure gauge is my company in accordance with the latest national standards developed and produced high-precision smart pressure measuring instruments. Pressure gauge mainly by the pressure sensor and signal processing circuit. Imported pressure sensor, superior performance, with high precision, corrosion resistance, shock resistance, vibration resistance, low temperature drift, high stability and other advantages; signal processing circuit using the latestultra-low power processors, signal processing chips and power supply Management chip composition. High-capacity high-performance lithium battery-powered, no external power supply. The appearance of the instrument delicate, compact, beautiful, easy to use.