Apera GroStar GS4 pH/EC Combo Pen



⚠ Limited Stock!
SKU: AI21040 Categories: , Tags: , , , , ,

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AI21040 – GroStar GS4 pH/EC Combo Pen

Lab grade instruments designed specifically for growers!

• Measures pH, conductivity (EC and PPM) and temperature
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• Easy-to-use design and fast calibration adjustment
• Double junction replaceable probe, so you don’t have to discard the entire pen when the probe reaches its end of life
• Large 3-color backlit screen gives you clear information
• Durable structure, IP67 waterproof
• Powered by AAA batteries with auto off function
• Automatic temperature compensation
• pH 7, pH 4, 2.77 EC and storage solution included 
• 2-year warranty on pen, 1-year warranty on probe
• Compatible with all Apera GroStar probes

Additional information

Weight0.8 lbs
Dimensions5.3 × 0.8 × 1.8 in


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Vendor Information

  • Store Name: HF
  • Vendor: HF
  • Address: CA 94954
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