This water- and dust-proof tester is ideal for quick and accurate pH checks in pools and spas, aquariums and hydroponics operations, cooling towers, food processing water and process/wastewater. The double junction electrode makes the tester ideal for dirty water and solutions with heavy metals or contaminants, while increased reference gel volume offers significantly longer electrode life. Also suitable for educational purposes in schools.

• Large dual display for enhanced readability, provides comprehensive meter information
• Water and dust-proof housing (IP 67 rated): Meter can float
• User-replaceable double-junction sensor with chemical resistant Kynar® porous junction minimises clogging and contamination
• Auto power-off saves battery power after non use
• 'Hold' function freezes reading momentarily for easy viewing
• Simultaneous temperature display in Celsius and Fahrenheit
• Automatic Temperature Compensation (ATC) ensures optimum accuracy under fluctuating temperatures