Pen Meter ST20

Starter Pens by Ohaus streamline electrochemistry measurement.

Features:

• Ability to take measurements of pH, oxidation-reduction potential (ORP), conductivity, salinity, and total dissolved solids (TDS)
• Economical Option
• Easy-to-Use Operation
• IP67 waterproof ABS housing
• Wrist Strap for extra support when taking measurements