Apera AI311 pH Pocket Tester Kit with Replaceable Probe

Apera Instruments ★ 4.0/5 · ItemOracle Score Mid-Range

$79 USD
Price subject to change
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Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, 0.01 pH Accuracy, Lcd display

Compact pH meter with 0.01 pH accuracy and backlit display. Includes replaceable probe and calibration options; customers note accurate, stable readings and easy calibration

Highlights

  • high-precision 0.01 pH
  • auto calibration support
  • replaceable probe

Pros

  • 0.01 pH accuracy
  • replaceable probe
  • backlit display
  • easy calibration
  • compact carrier case

Cons

  • water droplets in electrode cap on first use
  • range -2.00 to 16.00 pH not explicitly required for all users
  • note about initial moisture may affect perception

Best For

  • aquarium water testing
  • homebrewing
  • hydroponics
  • water quality analysis
  • lab bench measurements
  • field testing

Features

  • Includes a replaceable probe and LCD display for pH readings
  • Accuracy 0.01 pH with a measurement range of -2.00 to 16.00 pH
  • Operates in 32 to 122 F (0 to 50 C) with auto power-off after 8 minutes of inactivity
  • Calibrates easily with 1- to 3-point auto calibration
  • Recognizes solutions at 1.68, 4.00, 7.00, 10.01 pH

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