Product Description Digital turbine flow meter with digital LCD display, NPT counter, and FNPT threaded interface, suitable for flow measurement of various liquids such as gasoline and fuel oil (1 inch). Intelligent Data Display: This 1-inch flow meter displays instantaneous and cumulative flow rates and is equipped with an intelligent counter for accurate and clear readings. Multiple Unit Options: The default unit is gallons, but optional units include liters (L), gallons (Gal), methanol (Mn), etc. Standby time is up to one year. High-Precision Measurement: Equipped with a high-precision counter, the measurement accuracy reaches 1%, offering high reliability and repeatability. Maximum operating pressure: 6 RAR, cumulative technical range: 999999. Wide Applications: This turbine flow meter can be used to measure low-viscosity liquids such as water, gasoline, and methanol. Warm Reminder: It is recommended to check the flow meter's battery terminals annually to prevent battery leakage and damage. Color: As shown in the picture Material: Metal Size: 105 x 66 mm Package Contents: 1 x Flow Meter This package only includes the above contents; other products are not included. Note: Light reflection and different monitors may cause the color of the product in the picture to differ slightly from the actual product. Measurement error is +/- 1-3 cm.