EUTECH Pocket pH tester pHTestr 20

Large Display Screen - dual display LCD for enhanced readability, provides comprehensive meter information Waterproof, Dustproof Housing - IP67 rated, maintains the integrity of your tester even in harsh conditions. Plus it floats! User-Replaceable Sensor - reuse the same meter body many times Double Junction Sensor offers longer lasting usage Push-Button Calibration with Auto-Buffer Recognition - quick, easy calibration with no calibration mistakes Choice of USA or NIST pH buffer standards with up to 3 points Automatic Temperature Compensation ( ATC) - ensures optimum accuracy under fluctuating temperatures Auto-Power Off saves battery power after non-use Hold Function freezes reading momentarily for easy viewing Self-Diagnostic for easy troubleshooting ( e.g battery indicator, message codes) Enhanced power saving allows extended power consumption up to 500 hrs with single battery set