General description The CSPARKV 4-in-1 Soil Tester Sensor is an essential tool for plant care, designed to monitor humidity, light, fertility, and temperature levels. It connects via Bluetooth to the "Flower Care" or "Mi Home" app, allowing users to access a vast database of over 6,000 plants and log daily growth, ensuring optimal care for your plants and flowers. Technical specifications Dimensions: 12×2.4×12.5 cm Light intensity measurement: up to 100,000 lux Light intensity accuracy: up to 100 lux Temperature accuracy: up to 0.5℃ Usage Automatically monitors soil water content to determine when plants need watering. Utilizes 4 EC sensors to detect soil nutrients and convert them into data displayed on your smartphone. Monitors temperature and light conditions for better plant care.