VEVOR Mechanical Fuel Meter 20 GPM Fuel Flow Meter 3-Digital Batch Display Fuel Transfer Meter 2.54 cm Diesel Fuel Flow Meter All Fuel Transfer Pumps Gasoline Flow MeterProduct Features Feature 1 HIGH MEASURING ACCURACY The mechanical fuel meter will give you an accurate measurement of the exact amount of liquid fuel or lubricant dispensed. Feature 2 RUGGED CONSTRUCTION The base of this diesel fuel meter is made of aluminum alloy, giving you extra strength and reliability. Feature 3 EASY TO READ Our fuel flow meter has a large screen display with 3 digit subtotal and 6 digit totals. It is easy to read and install