Features 1,This gas flowmeter can be used to measure the terminal gas flow rate of the protective gas when the gas protecting is not good and the gas flow rate of the weld is insufficient. 2,It is made of premium material,durable and has long service life. 3,It is stable and has great performance while using. 4,Delicate and practical, high hardness, firm and strong. 5,High accuracy.The result of it is accurate and useful. Specification Features: This gas flowmeter can be used to measure the terminal gas flow rate of the protective gas when the gas protecting is not good and the gas flow rate of the weld is insufficient. It is made of premium material,durable and has long service life. It is stable and has great performance while using. Delicate and practical, high hardness, firm and strong. High accuracy.The result of it is accurate and useful. Specification: Length:14cm or 5.51in Flow Rate: 25L or min Package List: 1xGas Flow Meter Package List Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.