

💧 Stay ahead with instant, precise chlorine checks—because water quality waits for no one!
The Hanna Instruments HI-711 Total Chlorine Checker offers professional-grade accuracy (±0.03 ppm) and high resolution (0.01 ppm) in a compact, weather-resistant device. Featuring a large digital LCD display and auto shut-off for extended battery life, it delivers instant, reliable chlorine measurements from 0.00 to 2.50 ppm—perfect for water quality monitoring on the go.



Trustpilot
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