TDS-100H-L1 Digital Ultrasonic Handheld Flow Meter Flowmeter Tester Liquid mm
Easy to use. This model should work with S1/M1/L1 Transducers. User can can silica or butter to replace. Positive/negative/net flow totaliser. 1x Tape Ruler. 1x Coupling Agent Bottle. 2x 5m Cables.