Extech PH110 - Exstik Refillable PH Meter

Features :

- Refillable pH electrode that can be reused by refilling the reference solution once it deplete

- Obtains continuous high accuracy using fresh reference solution

- Fast and easy steps to refill your electrode

- Eliminates the concern of electrode shelf life

- PH Meter 1, 2 or 3 point calibration automatically recognizes buffer solutions. Order pH buffers separately