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Introducing the Ohaus Starter Pen Meter ST20, the perfect companion for all your pH and temperature measurement needs.

With its small size and economical price, this pen meter offers simple, fast, and straightforward operation.

The Ohaus Starter Pen Meter ST20 is built to withstand the toughest conditions. Its durable IP67 waterproof ABS housing ensures that it can endure consistent use in rough and wet environments. The protective sensor cap adds an extra layer of protection, keeping your meter safe from any accidental damage.

Worried about accidentally dropping your pen meter? Don't be. The Ohaus Starter Pen Meter ST20 comes equipped with a wrist strap that prevents any accidental drops, ensuring that your meter stays safe and secure.

This versatile pen meter is designed with a range of applications in mind. Whether you need to measure pH, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), salinity, or total dissolved solids (TDS), the Ohaus Starter Pen Meter ST20 has got you covered. Plus, with its liquid crystal display (LCD) and secondary information line, you can easily read and interpret your measurements.

Worried about battery life? The Ohaus Starter Pen Meter ST20 has an automatic shutdown feature that helps preserve battery life so that you can focus on your work without any interruptions. And with 4 1.5V batteries included, you'll be ready to go right out of the box.

Experience the convenience and reliability of the Ohaus Starter Pen Meter ST20. With its easily replaceable electrodes and user-friendly design features, this pen meter is a must-have for laboratories, research facilities, and more.

So why wait? Get your hands on the Ohaus Starter Pen Meter ST20 today and elevate your measurements to new heights of accuracy and efficiency.

5-year limited warranty

  • Free Shipping: Available across 48 continental USA. Extra charges may apply for residential, farm, or rural areas.
  • Express Shipping: Overnight and faster shipping options available at additional costs. Quotes obtainable via email.
  • Delivery Time: Typically 5 to 7 business days, varying by location and external conditions.
  • Tracking Information: Provided via email upon shipment. Accessible through account login. Additional information available upon request.
  • Return Policy: 15-day return period for unused, original condition products. A 25% restocking fee applies. Buyer covers original and return shipping costs.
  • Customer Support: Contact at (661) 888-1919 or for queries or concerns about shipping.