Waterproof Extech ExStik^® pH100 Meter
Patent Pending

Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else

• The only stick style pH pen meter with: RENEW feature that tells you when it's time to replace your pH electrode
• CAL feature that tells you when it's time to recalibrate your pH meter
• Flat Surface pH electrode that is completely waterproof and rugged enough to withstand harsh environments
• Analog bargraph originates at neutral point (pH 7.00) to conveniently view trends in acidity or alkalinity
• ATC plus measures Temperature
• 1, 2 or 3 point calibration