Our digital turbine flowmeter is suitable for measuring gasoline, methanol, water, and other liquids. The flow range of the flow meter is 40-280 LPM (10.5-74 GPM). The accuracy is 1%. The LCD displays instantaneous flow rate, single cumulative flow, and total accumulated flow. The flowmeter supports multiple unit options: liters, gallons, and others. You can switch between units as needed. It is constructed with an aluminum shell and a stainless steel turbine mechanism, ensuring durability and reliability. The flowmeter operates on 2 x LR03 AAA batteries, providing high and stable circuit efficiency. Please note that the device is not waterproof; avoid exposure to water during use. Color: As shown Material: Aluminum Package Contents: 1 x Flow Meter Only the above items are included; other items are not part of the package. Note: Due to light reflection and differences in display screens, the color of the item in the image may vary slightly from the actual product. Measurement error allowance is +/- 1-3 cm.