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. 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. 1-Made of wear 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. 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., Weight: 0.21495070545 Pounds, Manufacturer: Tuesoa