Handheld ultrasonic flow meter: Attach the magnetic clip-on sensor to the outer wall of the pipe for flow measurement without damaging the pipeline or stopping production. Portable clamp-on flowmeter: Delivers high precision measurements with an accuracy of ±1% and repeatability of 0.5%, capable of measuring flow rates in various plastic and metallic pipes. Compact and lightweight: Measuring 210 x 90 x 30 mm and weighing only 0.5 kg, this portable digital ultrasonic flow meter is easy to handle and transport. LCD display: The clear LCD screen shows column metering, instantaneous volume, flow rate, and signal strength, with parameterizable function keys for measuring positive and negative flow. Versatile applications: Suitable for testing the flow of a wide range of liquids including seawater, alcohol, cold and hot water, industrial sewage, lubricating oil, diesel, and chemicals in various pipe materials.