1. Wireless soil temperature and humidity measuring instrument, which can measure soil humidity and temperature at the same time, and connect to Tuya APP through Zigbee. 2. High industrial performance, low power consumption, high sensitivity measurements, stable performance.Stainless steel probe, accurate measurement, resistance, electrolysis resistance, stable performance. 3. Zigbee wireless long-distance transmission, it needs to be paired with a gate way, otherwise the product cannot be used. 4. Real-time signal transmission, you can check temperature and humidity data on Tuya APP whenever and wherever you want.Temperature and humidity history curves are also provided to provide a basis for the analysis. 5. It can be linked to automatic watering devices for automatic irrigation.IP66 waterproof level, can prevents moistures from entering the inside of the machine, high sealing. Wide applications, it is suitable for a wide variety of soil types, and can be used in potted plants, vegetable greenhouses, farmland, vegetable fields, lawns and other places. Name: Soil Temperature Humidity Tester Humidity measurement ranges: 0-100% Humidity accuracy: 0-50%(±3%),50%-100%(±5%) Temperature measurement ranges: -10℃ to 60℃ Temperature accuracy: 1℃ Communication mode: Zigbee APP data response time: 60s Protection level: IP66 Power Supply:3 x AA batteries(Not included batteries) Note:It need to work with tuya zigbee hub. Delivery with gateway. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color:Green Material:Plastic Package Contents: 1 * Tuya Zigbee Smart Soil Tester 1 * Gateway 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.