Advanced Azzota® Waterproof Pen Type pH Meter tester WPPH-30

High-accuracy pocket pH meter, 1 to 3 points calibration, setup menu contains 5 options. The tester is suitable for measuring the sample in a test tube, accuracy: 0.01 pH. Carry case and calibration standard included.

• High-accuracy pocket pH meter is installed with a dual-display LCD.
• Long-reach pH electrode is suitable for measuring the small volume samples.
• 1 to 3 points calibration with automatic recognition for USA and NIST buffers.
• Automatic temperature compensation ensures accurate readings over the entire range.
• Auto-Read function senses and locks the measurement endpoint.

• Auto-Power Off effectively conserves battery life.
• Setup menu allows setting the pH buffer group, number of calibration points, temperature
  unit, etc.
• Reset function automatically resumes all settings back to the factory defaults.
• Replaceable electrode module reduces maintenance and replacement cost.
• Waterproof feature to ensure complete protection in harsh environments.

• Aquaculture and hydroponics
• Food and beverage
• Agriculture and other applications





-1.00 to 15.00 pH


0.01 pH


±0.01 pH

   Calibration Points

1 to 3 points

   pH Buffer Options

USA (pH 4.01/7.00/10.01) or NIST (pH 4.01/6.86/9.18)



0 to 60°C, 32 to 140°F




±1°C, ±1.8°F

   Offset Calibration

1 point

   Calibration Range

Reading ±10°C/°F

   Other Specifications

   Temperature Compensation

0 to 60°C, 32 to 140°F, automatic

   Hold Function

Manual or auto-endpoint

   Auto-Power Off

8 minutes after the last key pressed


Dual-line LCD (21 × 21 mm)

   Power Supply

2 × 1.5V AAA batteries

   Battery Life

Approximately 200 hours of continuous use


240(L) × 40(Ø) mm


100 g

The new version can be found here: