Features: [Excellent Quality] This fuel flow meter is made of premium material, durable and easy to use. [Good Performance] The K24 for turbine digital die-sel fuel flow meter has modular design, fully functional, simple structure and high stability, convenient to operate.It can be used to meter methanol, , die-sel, fuel, urea water. [LCD Display] Digital die-sel fuel flow meter comes for w/ large LCD display which is convenient for clear reading.It is fully functional, convenient to operate and has simple structure. [High Accuracy] The measuring accuracy of this flow meter is 1%, fit for most places. [Application] Widely used in petroleum, industry, medicine, transportation, food industry and business field. Specifications: Model: K24 Media: methanol fuel chemical liquid urea water Importers: 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 The total cumulative number: 0.00-999999.9 Unit: L / L, gal / GAL, pint / , quart / Single measurement cleared: RESET Setting units of measurement: In the standby mode, or raise the amount of current display state Press CAL + RESET button for 5 seconds Enter unit conversion settings, press the RESET button Followed by LTR GAL PT QT LTR choose the unit of measurement While the cumulative filling volume displayed in the current unit of measure conversion after Press the MENU key for 3 seconds to exit the unit conversion settings. Note: This product requires 2 AAA batteries, more convenient to use, this product comes with 2 AAA battery replaceable battery Low Battery Tips When the battery voltage is 2.2V to 2.4V,display LBat, to remind the user to replace the battery. Color: Black & Blue Material: plastic Package Contents: 2 x Turbine Fuel Flow Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.