Description:
The Milwaukee C66 (High Range) Waterproof Conductivity (EC) Pens is designed for aquarium, aquaculture, agriculture, and pool applications.

The C66 helps to make sure plants are receiving the right amount of nutrient. Keeping EC in your target range helps to achieve better results.

Accuracy: EC: 2% Full ScaleTemperature Compensation: AutomaticRange: 0.00 to 10.00 mS/cm

Design Features:
Measures conductivity direct.
Ideal range for hydroponics (0.00 to 10.00 mS/cm).
Units in mS/cm easily convertible to ppm.
Automatic Temperature Compensation (ATC).
Factory calibrated with the ability to recalibrate if needed.
Use MA9061 or M10031B 1413 S/cm.
Replaceable electrode.
Fully waterproof to IP65.
250 hours continuous use (3 x 1.5V batteries included).