Dynasonics Ultrasonic Flowmeter w/ Standard and Small Pipe Transducers - Battery operated - Non-invasive, clamp-on transducer with 6.6 ft cable - Microprocessor based signal conditioning electronics - Large character flow velocity display - User selected velocity units (FPS or MPS) - Measures fluid velocities from 0.3 to 30.0 FPS (0.10 to 9.00 MPS) - 100:1 turndown ratio - Pipe sizes from 0.25 inches (6.3 mm)