AZ Digital Waterproof EC & TDS Meter Pen - Accurate Water Quality Tester for Hydroponics, Aquariums, Drinking Water & Pool Monitoring

AZ Instruments Conductivity and TDS Pen features:
* Big LCD with dual display to update measuring
* Water proof IP65 membrane keypad
* Wide measuring range and Dual display with ATC
* Multiple parameters to fulfill all kinds of applications
* Pen size, easy to fit into pocket
* Auto ranging in high concentration solution
* Calibration values are adjustable & calibration information can be reviewed
* Quick response and easy to calibrate
* Multi points calibration
* Low cost design with high accuracy
* TDS factor 0.3 to 1.0 adjustable for TDS (total dissolved solids)
* Auto power off
* Low battery indicator
* Data hold to freeze readings
* C/F Temperature unit switchable
* Powered by 4pcs LR44 batteries
* Easily switch the value from Conductivity to TDS

Introducing the AZ Instruments Waterproof EC and TDS Meter Pen, your reliable partner for accurate water quality measurements. This versatile device measures Electric Conductivity (EC), Total Dissolved Solids (TDS), and water temperature, making it an essential tool for a variety of professional applications.

With units available in both uS & mS for conductivity and ppm & ppt for TDS, you're equipped with precise, flexible readings. What's more, our pen comes with built-in auto-ranging technology, automatically selecting the optimal measurement range for the highest accuracy and resolution.

Calibration is straightforward, designed for user convenience, ensuring consistent, reliable results. The sleek, pen-type design makes it exceptionally portable, easy to carry, and ideal for fieldwork.

Whether you're in a lab, water treatment facility, aquaculture business, or even maintaining a swimming pool, the AZ Instruments Meter Pen is your go-to solution for quick, precise water quality assessments