Accurate Temperature and Humidity : The use of Zigbee 3.0 technology enables highly accurate sensing of soil temperature and humidity, and accurately determines what plants need for growup, thereby preserving the growing environment. Remote and Convenient Management: The Tuya app enables you to remotely detect temperature and humidity data in real time, keeping you updated on the status of your plants. Additionally, the app features a history recording function that supports displays of humidity and temperature records in both Celsius and Fahrenheit, categorized on a yearly, monthly, and daily basis. Zigbee wireless long-distance transmission: it needs to be paired with a gateway, otherwise the product cannot be used. Intelligent Linkage Control: Equipped with an intelligent scene linkage function, it can automatically pair with the intelligent water sprayer and adjust the watering amount according to the soil moisture condition, creating an automated maintenance system. Long-lasting Endurance & Waterproof Design: A low battery reminder ensures continuous operation. Thanks to its IP66 waterproof design, it is suitable for various environments and can withstand . Device Sharing: This easy-to-install device supports sharing with family members, and the scene can be customized to meet individual needs, allowing you to build a smarter home and share the joy of a style. Battery: AA 1.2V x 3 Ni- battery (Rechargeable) Solar Charging Current: 35mA Communication Protocol: Zigbee 3.0 Wireless Protocol: Zigbee IEEE 802.15.4 Wireless distance: 50M Waterproof level: IP66 Temperature detection range: -10-60(14-140) Moisture detection range: 0-100%RH(Non-Condensing) Maximum detection range of Electrical Conductivity:20ms/cm Temperature Detection Accuracy: 0.5(Adjustable) Moisture Detection Accuracy: 5%RH(Adjustable) Electrical Conductivity Detection Accuracy: 3% 0.01ms/cm Time span of detection: 10min(Adjustable) Working temperature: -10-60(14-140) Working humidity: 0-100%RH(Non-Condensing) Size: 78mm x 78mm x 146mm Due to different product batches, the appearance , which does not affect the use. Colour:As Shown Material:Plastic Package Contents: 1 * Tuya Smart Zigbee Soil Sensor Only 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.