Professional Soil PH Meter Soil PH EC Fertility Salt Tester Monitor Smart Bluetooth Light Air Humidity Detector for Plant Garden Farm Bluetooth Smart Soil Testing---The Soil Tester Connects to Your Mobile Phone Via Bluetooth, the APP display the you need in full screen. You can save all the and share it via email. Multi-functional Plant Soil Moisture and pH Tester --- This tester is designed to test plant soil moisture, light, pH, EC, fertility, salinity, temperature and air humidity. It's a perfect soil pH test kit with high accuracy, fast response, and easy to use Ideal for garden, lawn, farm, indoor and outdoor use, help you take better care of your flowers and plants. Provides comprehensive for optimal plant care. Insert the probe into the soil 3-4.7 inches, after about 3 seconds, the probe display the soil's moisture value, light value, pH value, EC value, fertility value, salinity value, temperature value, and air humidity value at the same time. This help you to grow plants and flowers better., Manufacturer: Akfldms