pH Value: @25°C 7

Placed in the lower reservoir of your Gravity Water System

and easy calibration

Barcode: 00678213623523

Long Sensor Cable: 3-meter (9

HM Digital HM-200 pH EC TDS Monitor - Portable 5-in-1 Water Quality Tester Santevia ceramic filter pH Value: @25°C 7Professional Portable 5 in 1 pH EC TDS Salinity Temperature Monitor The HM Digital HM 200 is a professional grade portable monitor that simultaneously displays pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity, and Temperature on a large LCD screen. With replaceable sensors, digital calibration, and automatic temperature compensation, this versatile monitor delivers accurate, reliable measurements for hydroponics, water