Oakton Waterproof pHTestr2 microprocessor based pH tester with ATC
(1) Oakton Waterproof pHTestr2. Oakton Waterproof pHTestr 2 features waterproof, dustproof housing that floats-—and ATC! Never again watch your tester sink to the bottom of a tank or pond-—the OAKTON Waterproof pHTestr 2 floats!