Features:Great for measuring any fluid, liquid or gas that is compatible with brass.Seismic pressure gauge is mainly used in metallurgy, electric power, petroleum, chemical industry, light industry, machinery and other industrial sectors detection.Instrument can measure gas and the average of liquid pressure pulsations.To overcome the media strong pulse and environmental vibration to instrument damage, insure the accuracy of the reading.Designed to maintain the optimal fuel rail pressure for high performance/turbocharged engine.This instrument consists of pressure systems (including joints, spring tube, etc.), the transmission mechanism, indicating devices and enclosure components.Specification:Shell Material: Stainless SteelColor: SilverConnector: Brass 1/4 NPT ThreadPressure Range: 0-5700 PSIDiameter: 55mm/2.2inAccuracy: 2.5; 1.6Environmental Conditions: -40 ~ 70 , relative humidity: <90%Temperature: not more than 0.4% / 10 (temperature deviation: 20 5)Package list:1 x Fuel Pressure Gauge.Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.