Lutron PH-220 – Pen PH Meter

Lutron PH-220 Pen pH Meter is designed for easy and versatile pH measurement. It comes with a separate pH electrode for convenient use and remote testing. It covers a pH range from 0 to 14.00 and offers auto calibration options for pH 4, pH 7, or pH 10. You don’t need to adjust for temperature. It’s waterproof with an IP-65 rating and has a compact pen-type design for portability. The package includes the meter, a separate pH electrode (PE-11), and pH 4 and pH 7 standard solutions. It features a built-in reverse display button for added convenience. It operates on four DC 1.5V batteries (UM-4, AA) for long-lasting use.