Features Clear Reading: Panel readout is simple, convenient and clear for you to read values, fast and convenient to use Durable Acrylic Material: The gas flow meter is made of transparent acrylic material, light and durable, suitable for long term use, not easy to damage Measure Control And Adjust: The instrument can be used to measure and adjust the flow rate and control of gas medium High Accuracy: Measuring range is wide from 10‑1000ml/min, accuracy grade is 4%, you can use with confidence Excellent Performance: The gas flow meter is made with fine workmanship, possess compact appearance and stable performance, can make sure durability and stability Specification: Item Type: Gas Flow Meter Applicable Medium: Gas Type: Panel Type Measuring Range: 10-1000ml/min Accuracy Class: 4% Application: Mainly used for measuring and controlling the flow rate of gas medium Package List: 1 x Gas Flow Meter Note: Pay attention to correct operation. Package List 1 x Gas Flow Meter