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potassium and secondary minerals
1 sec contact time
this meter is an excellent choice for all-in-one nutrient management anywhere you take it
Use to time fans
Built-in 1—30 min hot start delay with HOLD feature
Bluelab® Combo Meter Size:Bluelab Combo Meter potassium and secondary mineralsThe Bluelab Combo Meter is a conductivity, pH and temperature meter all in one. As the Bluelab Combo Meter is portable and does not require a power supply to operate, it can be used anytime and anywhere to help you manage your crops' daily nutrient requirements. Simple push button pH calibration. Successful pH calibration indicators. Low battery indicator. Over range and under range indicators. Display options available in degrees C and F, EC, CF, ppm
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