Made of wear resistant High-quality materials, 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 environments. PH test function, the acid-base balanced reaction of the soil directly affects the of plants, which can make you know the acid-base balanced state whenever and wherever you want. 4in1 multi-functional design, there are 4 measurement modes 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 to build a standard greenhouse with this product. Wide applications, it is suitable for indoor potted plants, green plants, greenhouse, vineyards, orchards, field production, nurseries, lawns, , flower beds, farmland, and classroom experiments. Specifications: Name: Soil Tester EC: 3 levels Moisture: 0-10, accuracy: 10% PH: 1-8, accuracy: 0.5 Light: 0-2000lux Humidity: 0%-90%, accuracy: 10 PH: 3-9, accuracy: 0.2 Material: plastic+abs colour: white Package Contents: 1 x Soil analyzer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.