Apera Instruments AI102G GroStar Series GS2 Soil pH Pen Tester Kit for Direct Soil Test and Nutrient Solutions Test with Replaceable Swiss Spear pH Probe, Gen II

Apera Instruments GroStar GS2 Soil pH Pen Tester (Gen II) is a lab-grade pH meter designed specifically for growers to easily manage crop success, featuring a replaceable spear pH sensor for direct soil test 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.

• Lab-grade soil pH meter designed specifically to meet growers' needs and habits
• Measures pH and temperature directly in soil, coco coir, rockwool, and many other media types as well as nutrition solutions
• The replaceable Swiss spear pH sensor makes high-accuracy direct soil pH measurement easier than ever.
• Grower-friendly calibration workflow on an HD backlit screen allows you to finish 2-point calibration within a minute
• TruRead measurement mode automatically generates the average, maximum, and minimum readings in different locations across the testing area, helping you minimize the pH measurement error
• pH probe condition indicator and calibration reminder function help you perform proper maintenance in a breeze