This instrument is a good helper of gardening, you can test the soil PH value (PH), soil humidity and light. No batteries. Probe about 17 cm long

Method of use:

Measuring soil PH and moisture, as far as possible to probe deeply into the earth and probe the upper portion for about 1 cm.

The buttons on the touch pen to MOIST, MOIST moisture is key, the corresponding table is MOIST, DRY is DRY, WET, WET is value of 1-3 (red) shows that need water, 4-7 (green part) is appropriate, please adjust watering time according to the plant varieties, 8-10 (blue) is too WET.

The buttons on the touch pen to PH, PH PH is key, 8-3.5 numerical addresses are on the table, alkali, ALKALINE is ACDIC is acid, and 7 basic numerical is neutral, the smaller the number shows that the greater the acidity, please adjust soil PH value according to plant varieties.

LIGHT key is LIGHT, the measurement range of 0-2000 lumens, the greater the value, the more LIGHT, please according to the requirements of the plant varieties to decide whether to shade.

Pay attention to when using insert electrodes without touching the stone, don't too hard, otherwise easy to damage the electrode. The electrode clean after using it.