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Apera Instruments, AI104G, GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen Tester
AI104G Includes Only:
Features:
Apera GroStar® Series GS4 5-in-1 Combo Pen (Gen II) is a premium tester designed specifically for growers to perform professional measurements of pH, EC, 500ppm, 700ppm, and temperature. GroStar's intelligent and grower-friendly design reduces the guesswork so you can easily manage the success of your crops.
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