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Sper Test Tube pH Pen Meter

(in stock)


  • Easy to use and calibrate

Designed for simple one-handed operation, this pen meter offers highly stable and accurate readings displayed on a large LCD. It automatically calibrates to 4-, 7-, and 10-pH buffers and can be adjusted to recognize others. Features a hold function, automatic shutoff, and low-battery indicator. Its case is IP65 waterproof, and the meter floats if dropped into water. Fits standard test tubes 16 x 50 mm or larger.


What’s Included:
  • 1 pH Pen Meter
  • 2 Button Cell Batteries
  • 1 Protective Cap
  • 1 Instruction Booklet
Features, Dimensions & Weight:
  • Battery Type: 2 x CR2032
  • Calibration Point: 4, 7, and 10 pH
  • Dimensions: Overall, 235 x 35 x 25 mm; pen, 115 x 35 x 25 mm; probe, 120 x 12 mm
  • pH Accuracy: ±0.2 pH
  • pH Range: 0.00 to 14.00 pH
  • pH Resolution: 0.1 pH
  • Weight: 71 g
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Return Policy:

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