And proved by ISO9001
there is a chart at the back of this test meter for figure reference
Magnetic Induction & USB ChargingBuilt-in latest magnetic adsorption module
The removable lid makes it installed on your desk quickly and easily
MEANLIN MEASURE 3/4 inch brass Water pressure regulating valve, pressure regulating valve, pressure reducing valve, DN20, with 0-250PSI pressure gauge industrial And proved by ISO9001MEANLIN MEASURE 3 4 inch brass Water pressure regulating valve, pressure regulating valve, pressure reducing valve, DN20, with 0 250PSI pressure gauge Product Features Product nameWater Pressure Regulating Valve Pressure Range0 250PSISize3 4 Inch Accurate pressure regulation, complete accessories, convenient connection, simple operation Brass body, high strength, corrosion resistance, long service life Widely used in faucets, heaters, water purifiers,