1. The Water Flow Sensor is light, nimble outline, small size and easy to install. The bearings used in the rotating part.
2. There is an integrated magnetic hall effect sensor that outputs an electrical pulse with every revolution. The hall effect sensor is sealed from the water pipe and allows the sensor to stay safe and dry.
3. Three wire connection: Red for positive, black for negative, yellow for pulse signal.

Specifications:
Product Name: Water Flow Sensor
Material: PE(Shell)
Size: 60mm x 35mm x 27mm / 2.36" x 1.38" x 1.06"(L*W*H)
Cable Length: 140mm / 5.51"
Liquid Temperature: Not More Than 60C
Rated Voltage: DC 5V
Max Current: 10mA(DC 5V)
Maximum water pressure: 0.8MPa
Flow range: 0.3-6L/min
Connector: Male XH-3P
Connector Size: 1/4in Quick Connect
Ingress Protection Rating: IP65
Color: White
Net Weight: 39g

Package Included:
1 x Water Flow Sensor

Note:

1. Installed in accordance with flow direction in the product, otherwise there is no signal output.
2. A filter screen must be installed at the inlet of the sensor, in order to avoid particles and debris entering the sensor.