Brand N/A Model YF-S201 Quantity 1 Color Black Material PVC Specification Water pressure resistance: > 1.75MPa; Operating voltage range: DC 5~24V Features Water flow sensor Application Various electric products or DIY projects English Manual/Spec Yes Other Water pressure resistance: > 1.75MPa; Operating voltage range: DC 5~24V; Insulation resistance: > 100M ohm; Accuracy: 1~60L / Min +/- 3%; Flow pulse characteristics: 4.8 x Q (Q is L / Min) for example is 4.8 to 1L x 1 x 60 = 288 liters of water flowing through the output is the number of pulses i.e. 1 liter of output pulses 288 60 is a time (sec); Low temperature test: Place in the water at -20'C 72 hours at room temperature for 1h the first measurement accuracy within +/- 5% value; High temperature test: Place in the water at 85'C 72h at room temperature for 1h the first measurement accuracy of +/- 3% of the value; Wiring: Red + black- yellow pulse signal output Packing List 1 x DN25 water flow rate sensor (15cm-cable)