Mechanical In-Line Meters are accurately dispensing a variety of fluids including motor oils, gear oils and ATF. The electronic models feature an easy-to-read LCD display and the mechanical models feature a large, easy-to-read face dial. Its units feature an electronic digital readout. These units include a large internal 30-mesh strainer. These meters can measure the quantity dispensed in pints, quarts, gallons or liters with a built-in totalizer.