1-Made of wear resistant PC and ABS material, 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 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. 4-4in1 multi-functional design, there are 4 measurement modes 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 to build a standard greenhouse with this product. Name: Soil Tester PH: 4.5-8, accuracy: ± 0.5 Light: 0-2000lux Humidity: 0%-90%, accuracy: ±10 Size:265mm x 65mm Colour:Photo Color Material:PC+ABS+metal Package Contents: 1 x Soil Tester 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.