Description
Calibrate with distilled or deionized water before first use and periodically thereafter
Long Battery Life
Cysts: Giardia
Simple 1 point calibration using distilled or deionized water
PRODUCT SPECIFICATIONS
COM-300 Waterproof Professional Series pH/EC/TDS/Temp Meter-HM Digital PSC-50 Calibrate with distilled or deionizedThe COM 300 is a professional grade level pH EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. FEATURES: Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity and Temperature Five scales: pH,
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























