Milwaukee pH Portable Meter (MTR-009) MILWAUKEE PORTABLE METERS The Milwaukee series of EC, TDS (PPM) and pH Portable Meters are designed to allow you to monitor your nutrient solutions. They are all 9v battery operated for portability. The batteries last approximately 300 hours of use. They feature replaceable probes with a 3 foot cable. The EC and TDS monitors have automatic temperature compensation. The TDS meter will measure from 0 to 1990 P.P.M. and the EC monitor will measure from 0.0 to 10.0 EC. They come with a two year warranty on the meter and a 6 month warranty on the probe. Calibration solutions for these monitors come in a box of 25 sachets. Manufacturer's Product Information 2007 MSRP Each $ 104.95
