Features: [Excellent Quality] This fuel flow meter is made of premium material, durable and easy to use. [Good Performance] The K24 turbine digital diesel fuel flow meter has a modular design, fully functional, simple structure, and high stability, convenient to operate. It can be used to measure methanol, diesel, fuel, and urea water. [LCD Display] Digital diesel fuel flow meter comes with an LCD display which is convenient for clear reading. It is fully functional, easy to operate, and features a simple structure. [High Accuracy] The measuring accuracy of this flow meter is 1%, suitable for most applications. [Application] Widely used in petroleum, industry, medicine, transportation, food industry, and commercial fields. Specifications: Model: K24 Media: Methanol, fuel, chemical liquid, urea water Inlet: 1 inch internal thread Measurement accuracy: 1% Repeatability: 0.5% Maximum working pressure: 5BAR Operating voltage: 2.3-3.3V Flow range: 10-90L/MIN Single count: 0.00-9999.9 Total cumulative number: 0.00-999999.9 Unit: L/L, gal/GAL, pint, quart Single measurement reset: RESET Setting units of measurement: In standby mode or during current display state, press CAL + RESET button for 5 seconds. Enter unit conversion settings, press RESET button. Select LTR, GAL, PT, QT, then LTR to choose the unit of measurement. The cumulative filling volume will be displayed in the selected unit. Press MENU key for 3 seconds to exit unit conversion settings. Note: This product requires 2 AAA batteries for operation. Battery replacement is supported. Low battery indication: When battery voltage is between 2.2V and 2.4V, "LBat" will appear on display to remind user to replace the battery. Color: Black & Blue Material: Plastic Package Contents: 1 x Turbine Fuel Flow Meter Only the above package content is included; other items are not included. Note: Light reflection and different displays may cause slight color variation between the item in the picture and the actual product. Measurement error allowance is +/- 1-3cm.