1. This portable digital turbine flowmeter features a high-definition display that shows both instantaneous and cumulative flow rates. 2. Equipped with an LCD display for clear function indication and cumulative flow rate reading, it is easy to operate, read, and adjust. 3. IPX7 waterproof rated; includes a PCB circuit board for stable performance and high efficiency. 4. Modular design allows compatibility with various output modules. 5. Suitable for use with fuel oil, methanol, water, and other liquids. Inner diameter: 20mm Maximum working pressure: 6 BAR Working temperature: 70C Single counting range: 9999.9 Cumulative counting range: 999999 Color: Blue Material: Aluminum alloy Package Contents: 1 x Turbine flow meter, 1 x English instruction manual Note: The package includes only the items listed. Other products are not included. Note: Light reflection and differences in display screens may cause slight variations in the color of the item as shown. Measurement error allowance is +/- 1-3cm.