The HTU21D is a high-precision digital temperature and humidity sensor module that provides accurate environmental measurements with low power consumption. It features a capacitive humidity sensor and a band-gap temperature sensor, making it ideal for weather monitoring, industrial automation, HVAC systems, and IoT applications. The sensor communicates via an I2C interface, ensuring easy integration with microcontrollers like Arduino, ESP8266, and Raspberry Pi. HTU21D Temperature and Humidity Sensor Features: High-precision digital temperature and humidity sensor. I2C interface for easy communication with microcontrollers. Low power consumption, suitable for battery-powered applications. Fast response time for real-time environmental monitoring. Factory-calibrated for high accuracy and stability. Compact and lightweight design for easy integration. HTU21D Temperature and Humidity Sensor Specifications: Humidity Measurement Range: 0% to 100% RH Humidity Accuracy: 2% RH (Typical) Temperature Measurement Range: -40C to 125C Temperature Accuracy: 0.3C (Typical) Operating Voltage: 1.5V 3.6V DC Communication Interface: I2C Power Consumption: Ultra-low power design Response Time: 5 seconds Package Includes: 1 HTU21D Temperature and Humidity Sensor Module