Specifications:- output flow 0-25l /MIN adjustable- pressure gauge: 0-25mpa- suitable for the cga-580 tank, so it is suitable for all argon, helium, nitrogen and argon/co2 mixture tanks.Welders all over the country agree that the argon meter regulator is the key to accurate gas meter readings!When the line is restricted, the flowmeter’s back pressure is compensated to ensure accurate readings.Polycarbonate flow tube and housing are shock resistant for maximum durabilityFeatures:- whether you are a novice welder or an experienced professional, you will definitely enjoy using an argon regulator!- compatible with a range of gases, including carbon dioxide and argon, and designed to reduce and control pressure levels, this MIG/TIG weld argon regulator is indeed a must for any welder.For convenience, the regulator has a high-pressure welding pressure gauge to see how much gas is left in the tank, while an ergonomic meter can be adjusted for different purposes.Suitable for various gases, such as carbon dioxide, argon, etc.- designed and perfected for MIG and TIG welding applications.Our flowmeter is an economical option for customers who have requirements who want more accurate gas metering.- there are cga-580 tank fittings, so it will screw right into argon, argon/co2, and helium tanks.