High-quality aluminum and plastic construction provides durability, rust resistance, and wear resistance for extended service life Ideal for use with diesel and gasoline fuels; designed for non-commercial applications Reliable mechanical flow meter that is easy to install and offers consistent performance Features a large, easy-to-read display with quick return-to-zero function; supports both horizontal and vertical installation Manual handwheel allows for easy zero reset; cumulative total does not reset 1 inch high-precision mechanical flow meter with four-digit display for fuel measurement Color: Black Material: Aluminum + ABS Model: FM-120-2 Measurement Units: Liters, US gallons, Imperial gallons Flow Range: 5-30 GPM / 20-120 L/Min Accuracy: ±1% Nominal Diameter: 25mm (1 inch internal thread) Recommended Medium: Diesel Type: Mechanical Flow Meter Counting Function: Four-digit trip counter (resettable), eight-digit totalizer (non-resettable) Installation Orientation: Vertical or horizontal Operating Pressure: Greater than 0.04 MPa Maximum Working Pressure: 50 psi / 3.5 bar Dimensions: 18 x 15 x 13.5 cm / 7.09 x 5.91 x 5.31 in Weight: 1984g Package Includes: 1 x Four-digit mechanical flow meter Note: Lighting and display settings may cause slight variations in color appearance. Measurement tolerances may vary by ±1-3 cm.