ITEM NAME:1/4" 1.75MPa Water Flow Sensor 0.3-6L/min Switch Meter Flowmeter Counter Sen OZ Description External threads: 1/4" temperature: -25~+80 Celsius Allowing pressure: pressure 1.75Mpa Operating humidity range: 35%~90%RH (no frost) Use temperature: ≤ 80 Celsius Load capacity: ≤ 10 mA (DC 5V) Working voltage range: DC 5~18 v Maximum operating current: 15 mA (DC 5V) The lowest rated working voltage: DC4.5 5V-24V Quantity:1PC Size : 5.7cmX4cm/2.24\'\'X1.57\'\' Color : white Lead Way: Red IN connect the anode Yellow OUT signal output line Black GND connect the cathode Package included: 1 pcs.Color : white. Use temperature: ≤ 80 Celsius. Red IN connect the anode. temperature: -25~+80 Celsius. Size : 5.7cmX4cm/2.24\'\'X1.57\'\'.