[4-in-1 Soil Tester] This 4-in-1 soil tester measures soil pH, moisture, light intensity, and temperature, providing a more comprehensive and accurate understanding of your plant's growth. The pointer display helps you determine when watering is needed. [High-Quality Materials, Easy to Use] Made of high-quality ABS material, this soil tester is compact and portable. Simply insert the probe about 5-10 cm (2-4 inches) into the soil and wait 5-10 seconds to read the value. (Note: Do not immerse the probe directly in water or other solutions! Wipe the probe clean after removing it from the soil.) [Large LCD Screen] This soil tester features a large LCD screen for easy viewing of all data. The screen and body are smooth and easy to clean. [Backlit LCD Screen] The large backlit LCD screen allows for easy reading of various data even in the dark. You can freely switch between pH, moisture, light intensity, and temperature data. [Versatile Use] This 4-in-1 soil tester is suitable for both indoor and outdoor environments. Whether you are growing flowers and vegetables in your garden or engaging in general home gardening, our soil tester is the ideal choice. 【Note】This product does not include batteries; you need to purchase 9V batteries separately.