Ohaus ST20R ORP/Redox Meter

The Ohaus ST20R Starter ORP pen is a simple and easy to use hand held meter that measure ORP from -1,000 to 1,000 mV and is temperature compensated with a range of 0.0 – 99.0°C. This meter is pre-calibrated and features an IP67 waterproof housing. The unit comes with an RT20 ST replaceable electrode and wrist strap.

• Simple Operation in a Slim and Portable Design – Starter pen meters provide what should be expected of a small pen meter: simple, fast, straightforward, no-frills yet highly accurate operation time and time again.
• Durably Constructed to Withstand Wear and Tear Resulting from Repetitive use – With durable plastic housing, a protective cap that safeguards the sensor and an automatic shutdown feature to preserve battery life, the Starter pen meters can endure consistent use in rugged environments.
• Waterproof Housing Protects the Meters in their Working Environment – Equipped with a wrist strap that helps to prevent unintentional dropping, Starter pen meters are constructed with an IP67 waterproof design that can prevent water damage when accidentally dropped into liquid.
• Temperature compensated with temperature indicated on the display