4 in 1 Soil Moisture Monitor: Monitors light, temperature, humidity and nutrients; Find your plant in the vast database of more than 6,000 plants and save the daily growth record in "Flower Care" iOS or Android app via a Bluetooth connection, which help you grow your plants and flowers better.MultiFertility Plant Monitor: EC Sensor accurately detects soil nutrients, has 4 EC sensors that detect soil nutrients and convert them into a precise velum to display on a smartphone. The database provides perfect nutrient interval values for different plants, just follow them. The EC sensor is made of stainless steel, which increases the reliability of Flower Care for longterm use in the soil.Moisture Levels Meter: A long black strip sensor helps to quickly detect soil water content and can accurately know if the plant needs to be watered; Accuracy of monitoring results reaches the EC5 professional soil sensor standard.Temperature / Light Monitors: Mijia Plant Sensor soil moisture sensor has a precise professional temperature / light sensor helps you to monitor and analyze sunlight and temperature, a measurable light intensity up to 100,000LUX, The accuracy of the intensity bright can go up to 100LUX and the accuracy of the temperature can go up to 0.5 ."Flower Care" APP Connection:Connects to your smartphone via a highefficiency Bluetooth 4.1; Full control via the free "Flower Care" app for Android and iOS, available on Google Play and App Store; Works with the CR2032 coin cell (included) with a life of up to 1 year.Please remove the insulation sheet of battery before use, otherwise the device will can't work.