LARGE AND BACKLIT LCD DISPLAY: The soil tester features a large LCD display and backlighting, making it easy to display and read digital parameters day or night. Uses 3 x AAA batteries (not included) and the screen displays the power level. EASY TO USE: Simply insert the probe into the soil about 3-5 inches (10 cm) and wait 10 seconds for an intuitive reading to get an accurate and precise reading immediately. After use, simply remove the probe from the soil and wipe it clean. HIGH TEMPERATURE METAL PROBE: The soil meter adopts metal dual probe, temperature measurement from -10℃ to 90℃ (support switching between ℃ and ℉), it is not afraid of high temperatures, which can meet your planting needs from summer to winter. MULTIFUNCTIONAL SOIL TESTER: Our soil tester can quickly measure soil moisture, pH, and temperature to help you take better care of your plants and flowers. By measuring soil moisture, pH and temperature values, you can know when you need to adjust soil moisture and pH. Wide range of use: Indoor and outdoor use. The plant meter can be used in gardens, farms, potted plants, succulents and more., Manufacturer: Akfldms