Apera GroStar® Series GS2 Soil pH Pen (Gen II) is a premium tester designed specifically for growers to perform professional pH test directly in soil, coco coir, rockwool, and many other media types as well as nutrition solutions. GroStar’s intelligent and grower-friendly design reduces the guesswork so you can easily manage the success of your crops.

Main Features:

• The Swiss LabSen® Spear soil pH probe provides accurate results with minimal maintenance in soil pH test.
• The PTFE ring of the probe prevents the junction from being clogged by soil particles, significantly increasing the service life of the probe.
• Simple workflow and quick 2-point automatic calibration with electrode condition display.
• 3-Color backlit LCD screen gives you clear readings in different modes even in dark environment.
• TruRead measurement mode available for taking measurements in multiple locations and automatically displaying the average, minimum, and maximum values of all the readings.
• The pH probe is replaceable, so you don’t have to discard the entire pen when the probe reaches its end of life.

What’s in the kit?

• 2-year warranty (instrument)
• 1-year warranty (probe)
• pH 7 & pH 4 calibration solution (50ml bottle each)
• 3M KCL storage solution (10ml bottle)
• Hole dibber
• Probe cleaning brush
• Lanyard
• User manual