Tuya Smart ZigBee Temperature and Humidity Sensor: A Tuya ZigBee Wireless Gateway Hub is required to operate the temperature and humidity sensor, as well as other ZigBee smart devices. The hub serves as the central control point for smart home automation and enables seamless integration of ZigBee products. Add the sensor to the ZigBee hub after setting up the hub in the Smart Life/Tuya App. Real-time monitoring of temperature and humidity changes, with instant updates sent to your smartphone via the Smart Life/Tuya App. View historical data in the app for intelligent environmental control. Monitor indoor conditions remotely from anywhere. ZigBee technology with low power consumption and a compact processor for extended standby time. Includes low battery alert functionality in the app. Powered by a CR2032 battery (battery not included). Features temperature compensation and supports smart scene automation with compatible air conditioners and humidifiers for optimal indoor comfort. Specifications: Product name: Temperature and Humidity Sensor Battery type: CR2032 Temperature detection range: –10°C to +55°C Humidity detection range: 0%–95% RH Temperature detection accuracy: ±0.5°C Humidity detection accuracy: ±3% RH Wireless protocol: ZigBee Dimensions: 4 × 1.3 cm Material: ABS Color: White Package contents: 1 × Smart Temperature and Humidity Sensor Note: Color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.