BlueLab PPM Pen Plant Success / Great White Remove lid and add 1

Remove lid and add 1 litre (4 cups) of lukewarm water

2100 umol/s

• Easy to use

This procedure may be used at any time during vegetative or flowering phases if the growing media or irrigation system develops mineral imbalance or unwanted buildup

5 in W x 18

BlueLab PPM Pen Plant Success / Great White Remove lid and add 1Measures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful calibration indicator and calibration is optional. Fully waterproof. Auto off function and hold reading function. Automatic temperature compensation. Units: EC, 500 ppm, 700ppm, C, F. Range: 0. 010. 0 EC, 05000 ppm (500 ppm), 07000 ppm (700 ppm) and 050C 32122F. Resolution: 0. 1 EC, 10 ppm (500 ppm), 10 ppm