Control panel with modular design, fully functional, simple structure, convenient operation. Can be widely used in petroleum, chemical, pharmaceutical, transportation, food to be industrial and commercial.<br> Setting units of measurement: In the standby mode, or raise the amount of current display state CAL + RESET button for 5 seconds Enter unit conversion settings, 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 the MENU key for 3 seconds to exit the unit conversion settings.<br> 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.<br> Color: Blue & White<br> Material: plastic<br> Specifications: Model: K24<br> Media: methanol fuel chemical liquid urea water<br> Importers: 1 inch internal thread<br> Measurement accuracy: ± 1%<br> Repeatability: ± 0.5%<br> Maximum working pressure: 5BAR<br> Operating voltage: 2.3-3.3V<br> Flow range: 10-90L / MIN<br> Single count: 0.00-9999.9<br> The total cumulative number: 0.00-999999.9<br> Unit: L / L, gal / GAL, pint / , quart /<br> Single measurement cleared: RESET<br> Package Contents:<br> 1 x K24 Turbine Digital Fuel Flow Meter<br> Only the above package content, other products are not included.<br> 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.