Gardening Tools - Three-Way Soil Meter For Moisture, Light Intensity and pH Testing Meter Quick Overview - Three different soil test meters in one device; Measures moisture, pH/Acidity, and light.- 100% Accuracy; Easy to read moisture, pH and light levels; Perfect monitor for growing healthy plants.- Takes the guesswork out of gardening; Know exactly when to water, amend your soil or adjust lighting.- Compact, portable & easy to use, just plug and use; Compact soil meter works indoor/outdoors.- Save water, energy and keep your plants, lawn, flower in top condition.- Measures moisture at root level.- No battery required, simple and convenient to use. 3-IN-1 FUNCTION. The soil test meter can test the soil's ph, moisture and sunlight, it can test the ph for any 3.5-8ph soil, and can test the moisture for any 1-10wet soil, it also can test the sunlight around the soil light meter. EASY TO USE, WORKS GREAT OUT OF THE BOX. It is easy to be used, just need to switch the button to the moist, light or ph which you wanna test, and insert the probe tip in the soil. NO BATTERY REQUIRED. The soil test meter's working power is provided by the current generated by the redox reaction in a chemical reaction of metal probe and soil, not needed the battery or any other things to provide the working power. 7.09' LENGTH OF THE METAL PROBE. It is very suitable for testing the soil ph, moisture and sunlight for the plants which we often care. Except some Deep-rooted tree species, such as Liquidambar styraciflua and palm. INDOOR & OUTDOOR USE - Design to be lightweight and portable, easy to carry around for outdoor use, ideal soil test tool kit for home plants, garden, lawn and farm, but do not use it to test any liquids Features: - Three different soil test meters in one device; Measures moisture, pH/Acidity, and light.- 100% Accuracy; Easy to read moisture, pH and light levels; Perfect monitor for growing healthy plants.- Takes the guesswork out of gardening; Know exactly when to water, amend your soil or adjust lighting.- Compact, portable & easy to use, just plug and use; Compact soil meter works indoor/outdoors.- Save water, energy and keep your plants, lawn, flower in top condition.- Measures moisture at root level.- No battery required, simple and convenient to use.- Multifunctional : Can test Moisture / Light / pH.- Scientifically accurate Specifications: - PH Range: 3.5-8PH ( 3.5-7 Acid, 7-8 Alkaline)- Moisture Range: 1-10 ( 1-3 Dry, 3-7 Nor, 7-10 Wet)- Relative Light: 0-2000LUX ( 0-200 Low, 200-500 Low+, 500-1000 Nor, 1000-2000 High)- Probe Tip Size: 10mm4mm4mm / 0.4'0.16'0.16'- Probe Length: 180mm / 7.09'- Product Dimension: 255mm62mm36mm / 10.01'2.44'1.42'- Net Weight: 58g / 2.05oz Read Less