Intelligent data display: 1 inch flowmeter displays instantaneous and cumulative flow with intelligent counter, providing accurate and clear readings. Multiple unit options: flow meter default unit is gallon, with optional units including L and Gal. Standby time up to one year. High precision measurement: equipped with high precision counter, measurement accuracy of ±1%, high reliability, good repeatability, maximum working pressure: 6 BAR, cumulative range: 0-999999. Wide application range: turbine flowmeter suitable for measuring water, gasoline, methanol and other low viscosity, non-corrosive liquids. Tip: Check the battery electrode 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 items are included; other products are not included. Note: Due to lighting and display differences, the item color may vary slightly from the image. Measurement error allowance: +/- 1-3cm.