Features:<br> 2 standard for your option: G1/2/G3-/8 thread.<br> Seal Ring with the upper and lower force structure never leaks.<br> Different liquid flow ranges are different, and the number of output pulses is different.<br> Flow rate : 5-300L/Hour ( Test by oil liquid) flow pressure should start up to run oval gear) 0.5L/min.<br> Mainly used for the measurement of liquids with high concentration such as milk, chemicals, engine oil, detergents, etc.(No impurity liquid).<br> <br> Specifications:<br> Material: plastic<br> Length: approx 10.2cm/4-inch, 8cm/3.1-inch(optional)<br> Wiring:<br> Red-IN-Positive Terminal<br> Yellow-OUT-Signal Output<br> Black-GND-Negative Terminal<br> 10.2cm sensor:<br> Tread: G3-/8<br> Frequency: 2.5 x Q(L/MIN)<br> Inner /outer diameter: 8mm/12.5mm<br> Screw length: 29mm<br> <br> 8cm sensor:<br> Tread: G1/2<br> Frequency: 2.5 x Q(L/MIN)<br> Inner /outer diameter: 10mm/20.5mm<br> Screw length: 29mm<br> <br> Note:<br> Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item.<br> <br> Package includes:<br> 1x Hall Flow Sensor