edge Multiparameter pH Meter bloom nutrients Press and hold the button

Press and hold the button for a few seconds and Primo automatically enters calibration mode

White Lightning provides the following benefits

Parts A and B are to be used together through all phases of plant development

controls and eliminates fungus gnats

edge Multiparameter pH Meter bloom nutrients Press and hold the buttonedge laboratory pH meter delivers precision while offering simplicity and versatility in a sleek design. Your electronic pH meter will automatically recognize each digital electrode, providing sensor type, calibration data, and serial number. Advanced pH electrode diagnostics ensure worry free measurements. Use your multiparameter pH meter as a portable, benchtop meter, or mount it on the wall to save space. The large display and it's wide 150 viewing