Feature:1. Multifunctional: Soil detector has various functions and can be used to detect soil moisture, light, PH value (pH detection)2. Small Lightweight: Compact, lightweight and portable for outdoor use, the soil PH meter is the ideal soil testing tool for home plants, gardens, lawns and farms.3. Strong Practicability: Soil meter helps you determine whether plants get enough light; controls soil PH value and is a multi functional detection tool.4. Plug and Play: Soil fertility meter requires no batteries, plug and play, just plug the meter into the soil area and wait 10 minutes.5. Accurate Detection: The 2 in 1 soil meter detects accurately and should be left in the soil for 10 minutes or more, suitable for indoor and outdoor use.Specification:Item Type: Soil PH MeterProduct Material: ABSProbe Length:Approx. 8.5cm / 3.3in.Package List:1 x Soil PH MeterNote:How to analyze soil fertility:1. First remove about 5 cm of topsoil; then mash the soil down to a depth of 13 cm. And clean up all organic impurities in the soil that will affect the test results, such as leaves, roots, etc.2. Soak the soil with water to form a mud. (Use rainwater or distilled water) If the analysis result shows "TOO LITTLE", which means: lack, please use suitable liquid fertilizer for the different plants you plant to supplement the crops with nutrients (refer to the instructions on the fertilizer packaging bag) as follows: 1. Put the Fertilizers are dissolved in water and then combined with watering to supplement nutrients to crops;3. Fertilization should be combined with watering within three weeks after planting or transplanting, and every month when watering the plants.If the analysis shows IDEAL "meaning: ideal, according to the different plants you are growing, use suitable fertilizers and apply monthly in combination with irrigation.If the analysis result shows "TOO MUCH" meaning: overdose.1. Water a lot to dilute and rinse excess nutrients;2. For potted plants, they should be replanted into new soil;3. Do not apply any more chemical fertilizers, but you can add manure, compost, plant residues, leaves and other organic matter to the soil.