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FREE SHIPPING FOR ALL PRODUCTS WITHIN THE CONTINENTAL UNITED STATES!
FREE SHIPPING FOR ALL PRODUCTS WITHIN THE CONTINENTAL UNITED STATES!

Introducing the Ohaus Starter Pen Meters ST20S, the perfect companion for all your pH, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), salinity, total dissolved solids (TDS), and temperature measurement needs.

With its small and economical design, these pen meters provide simple, fast, and straightforward operation.

The ST20S model comes with a range of features that make it both durable and convenient to use. Its IP67 waterproof ABS housing ensures that it can withstand rough and wet environments without compromising its performance. The protective sensor cap adds an extra layer of protection, while the automatic shutdown feature helps preserve battery life so you can rely on it for extended periods.

Accidental drops are no longer a worry with the Ohaus Starter Pen Meters ST20S. Equipped with a wrist strap, you can effortlessly carry it around without the fear of damaging it. Its portable design makes it ideal for use in laboratories, fieldwork, or any other setting where precision is key.

The LCD provides clear and accurate readings, with a secondary information line on select models for added convenience. Powered by four 1.5V batteries (included), these pen meters are ready to go right out of the box.

Constructed with ABS housing, the Ohaus Starter Pen Meters ST20S are built to last. The easily replaceable electrodes ensure that you can maintain optimum performance over time. And with its automatic shut-off feature, you don't have to worry about accidentally draining the batteries.

When it comes to accuracy and reliability, trust Ohaus. Whether you're a scientist, researcher, or simply someone who requires precise measurements, the Ohaus Starter Pen Meters ST20S is the perfect tool for you.

Get yours today and experience the difference in quality and performance.

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 sales@libertyscales.com for queries or concerns about shipping.