The Sensirion 3.000.047 is a low-power Digital Humidity and Temperature Sensor. It has a large range of operation from -40 to 125°C with a humidity range from 0 to 100% RH. It has a very fast response time, making it useful for quickly detecting changes in the environment. The sensor also features a high accuracy of ±2%RH and ±0.3°C, and low power consumption, making it optimal for a variety of applications, including home automation, HVAC, meteorology, and more.