The handheld ultrasonic flow meter can be nearly applied to a good vary of measurements. The measured pipe ranges 15- 6000mm. a variety of liquid applications can be accommodated: ultra-pure liquids, potable water, chemicals, raw sewage, reclaimed water, cooling water, stream water, plant effluent, etc. as a result of the instrument and transducers are non-contacting and don’t have any moving components, the flow meter cannot be tormented by system pressure.