1、Made of ABS material and copper probe, with high accuracy, support the detection of the light, pH value, moist and nutrient in the soil of green plants, lawns, etc. 2、Adopts a highly sensitive extended probe for faster and more accurate detection. Suitable for different soil textures and dough, and suitable for various environments. 3、pH test function, the acid-base balanced reaction of the soil directly affects the growth of plants, which can make you know the acid-base balanced state whenever and wherever you want. 4、4-in-1 multi-functional design, there are 4 measurement modes for you to switch, you can switch between LIGHT, MOIST, NUTRIENT, and PH easily. 5、With humidity test function, soil moisture determines the living environment of plants, so it is easier for you to build a standard greenhouse with this product. Our product is different from other soil testers in that it measures the 4 main factors affecting plant growth and is miniature and portable, making it very easy to use. It has a large digital display, no batteries required, is equipped with a high-precision sensing corrosion-resistant copper probe, and can be rotated 90° for easy viewing of the data. Suitable for all kinds of soil, can be used in flower pots, gardens, vegetable plots, greenhouses, lawns, vegetables, planting, potted plants, plants, nurseries, greenhouse planting, agricultural planting, lawn planting, orchards, courtyard gardens, homes and so on. Features: Made of ABS material and copper probe, with high accuracy, support the detection of the light, pH value, moist and nutrient in the soil of green plants, lawns, etc. Adopts a highly sensitive extended probe for faster and more accurate detection. Suitable for different soil textures and dough, and suitable for various environments. pH test function, the acid-base balanced reaction of the soil directly affects the growth of plants, which can make you know the acid-base balanced state whenever and wherever you want. 4-in-1 multi-functional design, there are 4 measurement modes for you to switch, you can switch between LIGHT, MOIST, NUTRIENT, and PH easily. With humidity test function, soil moisture determines the living environment of plants, so it is easier for you to build a standard greenhouse with this product. Specifications: Model: YG-401 Material: ABS + Copper probe pH: 1-8 Moisture: 1-9 Fertility: 1-9 Light: 0-2000lux Usage: Directly inserted into the soil, no bateries required Use Scene: Courtyard garden, greenhouse planting, orchard, family, etc Item Size: 260 * 60 * 30mm / 10.23 * 2.36 * 1.18in Item Weight: 90g / 3.17oz Package Weight: 175g / 6.17oz Package Size: 28 * 7.5 * 4.5cm / 11.02 * 2.95 * 1.77in Package List: 1 * Soil Tester Package List: 1 * Soil Tester