Package Includes :1X 3 in 1 Soil Tester Specifications :Exterior size: 26CM/10.2 INHumidity :1~10 (DRY WET)Illumination: 0-2000 (dark-light) H: 8 ~ 3.5 (alkaline - acidic)Operating temperature :-10~60Weight: about 90gPower supply: no battery, light sensitive element Description :1.This 3-in-1 soil survey instrument can be used to test moisture, pH value, temperature and sunlight intensity.2.The unit can easily display various readings with the large LCD screen, both day and night.3.The unit offers a low battery indicator and an auto power off function.4.It is a high efficiency product and is energy-saving.5.It ensures and maintains the health and quality of your greenery. Note:1. Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid.2. The colors may have different as the difference display, please understand.