Size:13.2*2.5cm 4 in 1 Flower Care Monitor:This plant monitor will monitor light, temperature, humidity and nutrient for your plants. Find your plants in the extensive database of more than 6,000 plants and save the daily growth record, in the IOS or Android app Flower Care or "Mi Home" via a Bluetooth connection, please do not upgrade on'flower care', otherwise it may cause connection failure after upgrade. 4 EC Sensors:This soil test kit has 4 stainless steel EC sensors which can record soil nutrients and convert them into a precise data displayed in your phone. The database offers perfect nutrient interval values for different plants. Just follow them Light/Temperature/Moisture:This plant monitor has a temperature/light sensor, with which you can monitor and analyze the light and temperature. Measurable light intensity up to 100,000LUX and light intensity precision up to 100LUX; Temperature detection accuracy up to 0.5 /32.9 . Also a long stripe sensor can help quickly identify the soil water content and tell exactly whether your plant needs watering or not. The monitoring accuracy reaches EC5 standard for Professional Soil Probe. 4.1 Bluetooth Connection:Establish a connection to your smartphone via a high efficient Bluetooth 4.1; full control over the free Flower Care or "Mi Home" app for Android and IOS, available on the Google Play and APP Store. This plant monitor works with the CR2032 button cell (included). Warranty & SupportPlease remove the insulation sheet of battery before use, otherwise the device will can't work.