The waterproof EcoTestr EC High and EC Low come with rugged, sturdy stainless steel pin sensors for quick, reliable conductivity measurements. EcoTestr EC High measures from 0 to 19,90 mS/cm, EcoTestr EC Low measures from 0 to 1990 μS/cm.

• Hold function freezes reading temporarily for ease of recording
• IP 67 waterproof – tester floats on water for easy retrieval
• Long sensor life – no need to change sensors
• Click-lock battery compartment requires no tools for battery replacements
• Transparent protective cap that doubles up as a container for samples or calibration solution
• Large, upright LCD with parameter display and battery level indicator for easy reading
• Manual calibration option for better accuracy with near-to-sample calibrations

Ideal for use in a wide range of conductivity applications, such as hydroponics gardening, fish-farming, pools, electroplating and other water/waste water applications.