This soil moisture, pH, temperature and light tester offers 4 important measurements: pH Value, Temperature, Moisture, and Environment Sunlight Intensity. The sensitive 200mm probe and light sensor window provides 5 units of accurate & precise measured results, pH, moisture, sunlight, °C & °F (soil & environment). It also has an oversized LCD with clear display, backlight and auto power off. This instrument is a great tool for measuring growing conditions of all kinds of indoor and outdoor plants as well as garden evanescence. A very useful one in lawn care to determine soil conditions in different areas of the garden and finding correct grass seed. Features: 1. 4-in-1 Soil Tester for plants and lawns 2. Measures sunlight (9 levels), soil moisture (5 levels),soil pH (12 levels)and temperature (°C & °F) 3. 8 inch or 200mm long probe 4. Auto shut power off 5. Survey light intensity of current environment 6. Fast and precise measurements 7. Backlight feature 8. Great tool to help fix your lawn when grass does not want to grow in certain areas of your yard Specifications: 2. Sunlight (9 levels): LOW-, LOW, LOW+, NOR-, NOR, NOR+, HGH-, HGH, HGH+ 3. Moisture (5 levels): DRY+, DRY, NOR, WET, WET+ 4. PH value (12 levels): 3.5 ~ 9.0pH 5. Temperature: -9~50°C (16~122°F) 6. Resolution 7. Temperature: 1°C/1°F 8. PH: 0.5pH 9. Low battery indicator 10. Power supply: 9V battery (included) Package Includes: 1 x 4-in-1 Soil Survey Instrument 1 x 9V Battery (FREE) English Instruction Manual Standard factory packaging box Note: The use of the specific please sees operation manual Due to the difference between different monitors, the picture may not reflect the actual color of the item.. Thank you!