Accurate measurement: Individual totalization/total totalization/zero setting/record keeping for 10 times can be displayed. Measuring unit can be switched between L/min or m³/h. Professional gas metering, DN15 calibers to meet needs. Widely used in municipal gas, petrochemical, industrial metallurgy, etc. Liquefied natural gas, nitrogen, steam, pipeline gas, etc. Easy to install, horizontal or vertical mounting, light weight and threaded connections for easy installation. Item name: Flowmeter Measurable media: natural gas, liquefied gas, compressed air, oxygen, nitrogen and other gases. Type: DN15 low pressure(Bearing capacity: 3 kg) Product configuration: Filter fittings Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:Metal Package Contents: 1 x High-precision Gas Flow Meter