Apera Instruments AI104G GroStar Series GS4 pH/EC/500ppm/700ppm Combo 5-in-1 Pen Tester Kit with Replaceable Double-Junction pH/EC Probe for Hydroponics Water Quality Testing, Gen II

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Apera Instruments AI104G GroStar Series GS4 Features

• Lab-grade pH/EC/TDS meter designed specifically to meet growers' needs and habits

• Measures pH, EC, 700ppm, 500ppm, and temperature with premium probe technologies, ensuring high accuracy and durability with minimal maintenance

• Grower-friendly calibration workflow on an HD backlit screen allows you to finish 2-point calibration within a minute

• Replaceable combo probe with double junction pH sensor and titanium EC sensor

• Electrode condition indicator and calibration reminder function help you perform proper maintenance in a breeze

About Apera Instruments AI104G GroStar Series GS4

Apera Instruments GroStar GS4 pH/EC/ppm Combo Pen Tester (Gen II) is a lab-grade multiparameter meter designed specifically for growers to easily manage crop success, featuring a replaceable pH/conductivity combo sensor and a grower-friendly workflow along with other intelligent functions and features that help reduce the guesswork and give you the confidence in every measurement.