Milwaukee CD97 Low Range TDS Pen Tester | 0–999 ppm | ATC | Water Conditioning, RO & Education multi-unit meter Relative humidity sensor built into

Relative humidity sensor built into the side of the unit

Gel-filled reference requires no refilling — minimal maintenance by design

01 Buffer + Electrode Rinse | 25 Sachets

SKU: MW101BOX

Do not use damaged or expired packets

Milwaukee CD97 Low Range TDS Pen Tester | 0–999 ppm | ATC | Water Conditioning, RO & Education multi-unit meter Relative humidity sensor built intoMilwaukee CD97 Low Range TDS Pen Digital PPM Tester with ATC Monitor water purity with confidence using the Milwaukee CD97 a compact, digital Total Dissolved Solids (TDS) pen tester engineered for water conditioning, reverse osmosis (RO) system verification, hydroponics, aquarium maintenance, drinking water testing, and science education. Simple, accurate, and built to last, the CD97 delivers reliable ppm readings with Automatic Temperature