This Moisture Sensor can be used to detect the moisture of soil or your pet plant's water level, let the plants in your garden reach out for human help. This sensor uses the two probes to pass current through the soil, and then it reads that resistance to get the moisture level. more...
Material humidity Air temperature measurement Manual material selection Automatic range CelsiusFahrenheit selection LED backlight Automatic shutdown Continuous working mode Low battery voltage indication Software calibrating to insure high reliability Good circuit designed to savmore...
pH LIST OF OPTIMUM pH INDEX FOR SOME FARM PRODUCES 5~6 rosebay, lily of the valley, azalea, rose , 5~6.6 rise-plant, potato, foxtail millet, corn, peppermint, radish, 6~8 spinach, kidney bean, lettuce, onion, cucumber, carrot tomato, turnip, egg , plant , celery, burdock, cabbagemore...
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