... 0.5%, repeatability: 0.2%Non-intrusive measuringNon-intrusive, clamp-on transducer, no pressure drop, no pipe disturbance.Wide measuring ... 232 interface. 75-57600bps, compatible with Fuji ultrasonic flowmeter and other UFM on enquiry.TransducersModel M1 for standard, other 4 models ... ) with batteries More detailes of the handheld ultrasonic flowmeter, welcome to our website www.tuf-2000.com