Very suitable for vineyards, orchards, field production, care growers, lawn care, gardens, quick references of pH and humidity of plantations. Waterproof and reliable metal electrode. Long-term trouble-free durability. Quickly and accurately measure pH and humidity levels. Test humidity soil pH, pH and sunlight of your plant with our MS02 indicator, quickly helps you grasp the right time to water your plant, check the pH in the soil and know if the sunlight is enough. Long-term durability without problem. Strict certification of quality and safety standards. Features: Very suitable for vineyards, orchards, field production, care growers, lawn care, gardens, quick references of planting pH and moisture. -powered, no battery required Measure pH and humidity values of different soils Specifications: Model: VT-05 pH Range: 3~8pH Moisture: 1~8 pH Accuracy: 0.3 Resolution: 0.2ph Operating Temperature: 5~50C(41~122f) Size: 160*50mm/6.3*2in Weight: Approx.139g/4.9oz Package List: 1 x VT-05