This wireless temperature and humidity sensor is designed for accurate measurement of room temperature and humidity. With a high accuracy Swiss-made sensor, it provides precise readings with an accuracy of ±0.2°C for temperature and ±2%RH for humidity. The device supports Zigbee 3.0 protocol and is compatible with various gateways, including SONOFF Zigbee 3.0 gateways. It also features cloud-based historical records, allowing users to access temperature and humidity data for each day, month, or six months. The sensor has a compact design and can be mounted using 3M Adhesive, metal plate, or screw mount, making it easy to place in any room. With its fast refresh rate of every 5 seconds, users can receive immediate notifications on their phone when the room temperature or humidity exceeds their set comfort range.