6-in-1 Soil Tester FertilityPHTemperatureHumidityLight & Air Humidity Detector 1. Six-in-one detection function: soil fertility, pH value, temperature, humidity, light intensity, air humidity. 2. The soil tester features a 90 degree rotation design for easy use. This design enables the tester to be effortlessly inserted into the soil and results read quickly. 3. Equipped with a backlit display, it allows for easy reading of results even in low-light environments. 4. High-sensitivity probe ensures accurate detection of conditions across various soil types. 5. Application range: Courtyard gardens, greenhouse planting, and similar settings. Test Range: 1. Soil fertility: 0-3000 uscm, resolution 100, error +-100 2. Soil humidity: 0-99%, resolution 5% 3. Soil pH: 3.5-9, resolution 0.5, error +-0.5 pH 4. Soil temperature: 16-122 degrees Fahrenheit (-9-50 Celsius), resolution 0.1, error +-0.5 Celsius 5. Ambient light intensity: 0-100000 LUX, resolution 100, error +-100 LUX 6. Ambient humidity: 0-99%, resolution 2% 7. Battery: 2 x 1.5V AA batteries (not included)