SNZB-02P is a low-power temperature and humidity sensor that can detect the temperature and humidity of the environment in real time. It can be easily installed anywhere you want, simply by sticking it in place. Customized smart scenarios can be created to control various devices, ensuring your home environment is always comfortable.【High-Precision Swiss Sensor】: Utilizes a Swiss-made hygrometer sensor for exceptional accuracy, providing temperature readings within ±0.2°C and humidity readings within ±2% RH.【Near Real-Time Updates】: Refreshes environmental data every 5 seconds, allowing for immediate awareness of changes in your room's conditions.【Universal Zigbee 3.0 Compatibility】: Works seamlessly not only with SONOFF hubs (like iHost and ZBDongle-E) but also with popular third-party platforms such as Amazon Echo (4th Gen) and SmartThings.【Instant Alerts & Cloud History】: Sends push notifications to your phone when conditions fall outside your set comfort range and provides up to 6 months of free cloud data storage with easy export options.【Extended Battery Longevity】: Powered by a long-lasting CR24777 battery, engineered to deliver reliable performance for up to 4 years on a single charge.