product description Package content: 1 * soil tester 1. Soil tester The 3-in-1 soil moisture meter can measure the soil moisture from 1 to 10, read the light intensity from 0 to 2000 and read the pH value between 3.5 and 8. You can adjust the environment for plant growth over time, allowing your plants to flourish. 2. Advantage Using soil tester, you never have to guess the moisture content again, knowing when to change or to water. Adjust the pH value and lighting for your garden, flowers, indoor and outdoor plants. Save water, energy and keep your plants, lawns and flowers in top condition. 3. Easy to use The floor tester does not need a battery, more environmentally friendly, insert the probe (at least 10 cm deep and about 4 inches deep) into the measurement area for accurate data. Easy to carry and store, even when you're working in the field, it doesn't take up too much space in your backpack. 4. Widely used Soil tester use multi color coding symbol, the reading is more intuitive, can better recognize the plant growth environment. widely used in plant growing, planting flowers and planting vegetables.