Advanced Connectivity: Utilizes Zigbee protocol for reliable and efficient real-time data transmission to your smart home system. Accurate Weather Tracking: Measures temperature and humidity with high , ensuring you're always aware of your outdoor environment. Efficient: Designed for with extended battery life, reducing the need for frequent replacements. Compact and : Small size allows for discreet placement outdoors, built to withstand various weather conditions., Weight: 0.05621787681 pounds, Manufacturer: Reeatel