Describe 4-in-1 Soil Test Kit: Tests soil moisture, pH, sunlight, and temperature so you can easily determine the condition of your plants. (Note: Do not use directly to test pure water or other liquids.) Large LCD with Backlight: This soil tester features a large LCD display that easily displays various measured values. The green backlight makes it easy to read the parameters even in the dark. Easy to Use: Insert a 9V battery (battery not included), remove the protective cover of the probe, and open it. Gently insert the probe from top to bottom. The LCD display shows the four indices of the detection range. The automatic shut-off function helps save battery power. Indoor and outdoor use: Ideal tool for testing the soil condition (moisture/light/pH) of fruits, flowers, vegetables, shrubs, and more. Lightweight and portable design, convenient for indoor and outdoor use. Plant care assistant: This hygrometer saves time and energy and is a great tool for your garden and plants. Know