Flat-surface electrode works in liquids and semisolids

This multi-application Extech ExStik pH Pen helps you easily monitor pH levels in liquids and semisolids. Features a moist store sensor and push-button calibration. Comes complete with meter and pH electrode, protective sensor cap, sample cup, four LR44 button batteries and neck strap.

• Easy to Clean: The flat-surface, replaceable electrode is waterproof and easy to clean
• Large Display: The 3-1/2-digit digital display with bar graph fluctuates to show changes in readings
• Stores Readings: Fifteen readings can be stored and recalled
• Accurate: ±0.01 pH accuracy with a pH range of 0.00 to 14.00, and temperature range of 32° to 149°F

Not for sale in Alaska, Hawaii