HM Digital FLM-3 Flow Meter - RO/DI Water Filter Monitor with Alarm Zero Water TDS Meter and TDS with one meter

and TDS with one meter and one probe—no juggling multiple devices

Three-Point Calibration Ready: pH 4

Calibration: Factory calibrated

5 saved calibration points

HM Digital FLM-3 Flow Meter - RO/DI Water Filter Monitor with Alarm Zero Water TDS Meter and TDS with one meterMONITOR YOUR RO DI FILTRATION SYSTEM WITH PRECISION The HM Digital FLM 3 Consumer Flow Meter is the perfect solution for monitoring water flow through your reverse osmosis (RO) or deionization (DI) filtration system. Designed for under the sink or countertop installations, this compact flow meter helps you track exactly how much water has passed through your filtersso you know precisely when it's time for replacement. WHY CHOOSE THE FLM 3 FLOW METER?