[ZigBee soil monitoring sensor] Remotely monitor soil temperature and humidity. You don't need to be on site frequently to detect the current soil state and moisture content in real time, with fast response speed and accurate measurement. [Voice control] The soil monitoring sensor has voice control function, and can detect the current soil moisture in real time through / Home voice control. [Multi-mode calibration, adjustable sampling time] Supports multiple calibration methods for temperature, air humidity and soil humidity, with more accurate data, and the sampling time range is 0 to 1004 seconds (1 minute 44 seconds). After insertion, you can quickly detect the ambient humidity. [Intelligent water shortage alarm, real-time data monitoring] Track temperature, humidity value and soil humidity changes around the clock to grasp the planting environment in real time. After setting the parameters, the device can intelligently detect the moisture content and issue an alarm in time when there is a lack of water. [Intelligent linkage] Can be linked with the intelligent water valve to achieve automatic irrigation. (Intelligent water valve needs to be purchased separately) Product name:Zigbee soil moisture sensor Operating voltage: DC 3.0V Standby current: less than equal 20μA Temperature resolution: 0.1℃ Humidity resolution: 1% Temperature measurement accuracy: ±0.5° Humidity measurement accuracy: ±5% Operating humidity: up to 99% RH Wireless protocol: Zigbee 3.0 Operating temperature: 10℃ to 55℃ Battery type: 2 x AAA (not included) Zigbee gateway: required Working APP: Tuya/Smart Life Voice control: / Home Warm Tips: 1. This product needs to be connected to the zigbee3.0 gateway to use! 2. This product has stable quality, but it cannot be guaranteed to be used correctly all the time. Please check and maintain the device regularly, and check the APP data records; pay attention to the battery usage and status. Avoid installing the device outdoors. The device has certain waterproof and dustproof functions, but it does not support long-term use in the rain. Color:As shown Material:ABS Package Contents: 3 * Soil Tester 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.