• GroStar GS1 pH Pen
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Apera Instruments

GroStar GS1 pH Pen

GroStar GS1 pH Pen

$99.95
$99.95
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The GroStar GS1 pH Pen from Apera Instruments was designed specifically for growers.

Features:

  • Measures pH 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
  • IP67 waterproof rating
  • Powered by AAA batteries with auto off function
  • •Automatic temperature compensation

Includes: 

  • 2-year warranty (instrument)
  • 1-year warranty (probe)
  • pH 7 & pH4 calibration solution (50ml bottle each)
  • KCL storage solution (10ml bottle)
  • Lanyard and user manual