3 in 1 Soil Tester: This kind of soil test kit is rather sensitive to all parameters it measures (moisture, pH, light) to show the accurate numbers, representing the current state of each plant after its soil probe (soil test). Easy To Use And Carry - No batteries required, just insert the sensor probe into about 2-4 inches of soil and flip the switch to get the test results of plant moisture, pH, and sunlight. Large and clear dial, including ten graduations, plug and read. Widely Applicable Plant Accessories - The ph tester digital Suitable for home garden breeding, rice planting, vegetable planting, forest planting, succulent soil, potted plants, flower planting, greenhouse planting, garden planting, soil testing, etc., to meet all your needs for soil testing. INDOOR & OUTDOOR USE: Design to be lightweight and portable, easy to carry around for outdoor use, ideal soil test tool kit for home plants, garden, lawn and farm. Important Tips - 1. Do not use a moisture meter for testing very hard soil; 2. Do not use soil meter for testing water or other liquids; 3. After using the water meter, please wipe the probe clean, do not affect the accuracy of the next use.