Key Features and Benefits:

Easy To Use and Toughness

Filters are easy to install

00 mS/cm or Quick Cal

MA884 Digital Refractometer

Milwaukee pH54 Waterproof pH Tester | Replaceable Probe Pen Meter | ±0.1 pH Accuracy SE600 probe Key Features and Benefits:DESCRIPTION The Milwaukee Waterproof pH54 Tester is one of our most accurate low cost, rugged and reliable pH testers in the market featuring the ability to easily replace the probe providing for years of carefree use. It's simple 2 point manual calibration is simple to use. Ideal for use in aquariums, hydroponics, horticulture, education and many other applications. The Milwaukee Waterproof pH54 pH tester offers: ACCURACY The Waterproof pH54 tester