1. Soil Tester can monitor soil moisture, light level and soil temperature in real time, helping users to understand the plant growing environment and make adjustments accordingly.2. The wireless soil tester supports multi-device sharing, one device can monitor soil conditions in multiple locations at the same time, providing more comprehensive data analysis and comparison.3. Through Tuya APP device alarm function, users will receive instant notification when soil humidity, light level or soil temperature reaches the preset threshold, which is convenient to take timely measures to protect plant growth.4. Soil Tester's compact body is easy to carry and install, suitable for different planting scenarios, including indoor gardens, flower pots, flower beds and so on.5. The soil sensor is easy to operate, and you can easily connect and control the device through the cell phone Tuya APP without complicated setup and installation process. Suitable for practitioners, home gardening enthusiasts and plant growing beginners and other major applicable groups.Note:1. Before installing this product in the ground, be sure to cleanup the outer of the device.2. Insert soil moisture sensor in the ground not less than 2/3. maximum exposure to the of the unit. Check for absence of water on a soil moisture sensor.Specifications:Functions:Soil Moisture, Soil Temperature, Ambient SunlightnessTemperature range:-20~85C(-4 -185F)Humidity range: 0-100%RHLight intensity: 0-100,000LuxTemperature resolution: 0.1CHumidity resolution: 1%Power supply: 2*AA battery(Not include)Working frequency: 2.4GHZTransmission distance: 150mWaterproofing: IP67Low temperature alarm(Only APP can display the alarm ): -15(5)Colour:dark greenMaterial:ABSPackage Contents:1 x Soil detector1 x Smart gateway1 x USB cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.