This flow meter has a digital display and is intended for lubricant flow control. It has an oval gear mechanism for optimum accuracy. It is made of die-cast aluminium and has a protective cover in the meter. It also has a 1/2" inlet and outlet thread, allowing two-way operation for use in either of the two entrances as fluid inlet or outlet. This design features a 90°, 180°, 270° and 360° rotating display and is easy to install and read. Li-Ion batteries (3V CR2450) included. It has a flow rate of up to 30 litres per minute, a maximum working pressure or up to 1,000psi (70 bars) and an easy recalibration.