The Sealey ADB02 Digital Flow Meter features a flow rate indication The Sealey ADB02 is an IP65 Rated Digital Flow Meter, suitable for use with AdBlue. The meter features a robust rubber housing with integral digital electronic metering and an easy-to-read large, four-digit, 28mm high LCD display calibrated in litres.  Features: IP65 Rated protection Suitable for use with AdBlue Features flow rate indication 1\"x1\"BSP Male/Female fittings Powered by 2 x AAA batteries (supplied) Robust rubber housing with integral digital electronic metering Easy-to-read large, four-digit, 28mm high LCD display calibrated in litres Specification: Flow Rate: 6-100L/min