Fast easy to read results with large digital dual LCD readout

Imagine never second-guessing your water quality again

Includes a NIST-traceable pH 7

Large dual-level digital LCD display for easy reading

Milwaukee CD610 High Range TDS Meter Pen - 0-10000 ppm Digital Water Tester lab-grade pH bench meter Fast easy to read resultsDIGITAL. SIMPLE. COMPACT. The Milwaukee CD610 Total Dissolved Solids High Range (PPM) Pen is designed for aquariums, pools and education and many other applications. The CD610 helps make sure that you keep your fish tank water clean and healthy. It is a cost effective tool for teacher's science labs. Keep PPM in your target range to help your achieve better results. DESIGN FEATURES Measures Total Dissovled Solids (PPM) direct and with automatic