Milwaukee MC122 PRO pH Controller - Automatic pH Monitor & Control stage 7 gravity filter Made of high quality 304

Made of high quality 304 Food Grade stainless steel & Food Grade Silicone (washers)

COM-100 Replacement Probe

Any pH meter requiring pH 7

Industrial

TDS Range: 0-9999 ppm (mg/L)

Milwaukee MC122 PRO pH Controller - Automatic pH Monitor & Control stage 7 gravity filter Made of high quality 304ACCURATE. SIMPLE. RELIABLE. 24 7 PH CONTROL. The Milwaukee MC122 PRO pH controller lets you measure and adjust pH levels automatically. WHAT PEOPLE ARE SAYING "I run this unit 24 7 and have not had any problems for the past two months. It keeps my fish tank CO2 injector running perfectly and puts my mind at ease regarding overdosing." "I've been using this controller for two years to monitor and adjust pH of hydroponic nutrient solutions. Still using