3-in-1 Soil Test Meter: The soil tester can test the humidity, pH value, and sunshine level of plants. The soil pH meter can also quickly help you understand the soil conditions and control the soil pH. The soil meter can help you ensure the health and quality of the plants. Accurate & Reliable: The soil moisture tester adopts a double-needle probe which improves the speed and accuracy of detecting and analyzing soil moisture and pH acidity. As a result, you can more accurately select a suitable growth environment for plants. Easy to Carry: The size is 32x10x4cm, the soil tester is small and convenient, easy to carry. Suitable for potted family plants, ideal for outdoor testing, small space, easy to carry. Easy to Use: Simply insert the probe into the ground 2-4 inches deep, after inserting the soil tester, wait 10 seconds to read the intuitive data, convenient and fast. This soil tester relies on electrodes, does not require batteries. Indor & Outdoor Use: Suitable for succulent plants, bonsai plants, cacti, green or blooming indoor plants, glass container making, bonsai tools, etc. It can be used indoors and outdoors, an ideal soil meter tool for home plants, gardens, lawns, and farms.