Intelligent data display: 1 inch flowmeter can display instantaneous flow and cumulative flow with intelligent counter, the reading display is accurate and intuitive clear. More unit selection: flow meter default is gallon unit, optional measurement units: L, Gal, PTS, QTS, standby up to one year. High precision measurement: with high precision counter, measurement accuracy ±1%, high reliability, good repeatability, maximum working pressure: 6RAR, cumulative technical range: 999999. Wide range of application: turbine flowmeter can be used to measure water, gasoline, diesel, kerosene, methanol and other low corrosive, non-viscous liquids. Warm tip: Please check the battery electrode of the flowmeter once a year, so as not to affect the battery leakage resulting in water flowmeter damage. Colour:As Shown Material:Metal Size:105 x 66mm Package Contents: 3 x Flow Meter