battery water flow meter 1.competitive price,super qua 2.No moving parts,no pressure loss, 3.high accuracy Feaures: 1.color: blue 2.signal output: 4-20mA, pulse 3.liner material: PTFE / Ebonite /rubber / FEP 4.Pressure(Mpa): 0.6,1.0,1.6,4.0,etc. 5.electrode material: 316L SS,HB,HC,Ta,Ti 6.accuracy: 0.2%,0.3%,0.5% 7.Protection Class: IP65 IP67 IP68 8.Structure type: integral remote scaper explosion proof type 9.Power: 220 VAC If you have interest ,please contact me at any time ,looking forward to hearing from you.