Intelligent data display: 1 inch flowmeter displays instantaneous and cumulative flow with an intelligent counter. The reading is clear and intuitive. Multiple units: Flow meter default unit is gallon. Optional measurement units include L and Gal. Standby time up to one year. High precision measurement: Equipped with a high precision counter, measurement accuracy is 1% with high reliability and good repeatability. Maximum working pressure: 6 BAR. Cumulative flow range: 0-999999. Wide application: Turbine flowmeter can be used to measure water, gasoline, methanol, and other low viscosity, non-corrosive liquids. Warm tip: Check the battery electrode of the flowmeter annually to prevent damage from battery leakage. Color: As shown Material: Metal Size: 105 x 66mm Package Contents: 1 x Flow Meter Only the above package content; other items are not included. Note: Light reflection and different displays may cause the color of the item to appear slightly different from the actual product. Measurement error allowance is +/- 1-3cm.