DHT22 Digital Temperature and Humidity Sensor Module (AM2302) – Compatible Replacement for SHT11 and SHT15 The DHT22 Digital Temperature and Humidity Sensor Module delivers accurate and reliable environmental measurements in a compact, easytouse package. Designed for both hobbyists and professionals, this module is ideal for monitoring and controlling climate conditions in a wide range of projects. Key Features: accuracy measurement for temperature and humidity Measures temperature from 40 to +80 degrees Celsius with ±0.5°C accuracy Measures humidity from 0 to 100 percent RH with ±2 percent accuracy Digital singlebus interface ensures fast and easy integration with microcontrollers Long service life with stable performance over time Fully calibrated and ready to use out of the box Compact and lightweight for flexible installation in spacelimited applications Technical Specifications: Model: DHT22 (AM2302) Power supply: 3.3 to 5.5V DC Signal output: Digital Measurement range: Temperature 40 to +80°C, Humidity 0 to 100 percent RH Temperature accuracy: ±0.5°C Humidity accuracy: ±2 percent RH Sampling period: 2 seconds Dimensions: Approximately 28mm x 12mm x 10mm Compatibility: Suitable replacement for SHT11 and SHT15 sensors Benefits and Advantages: Provides precise and dependable readings for improved control and decisionmaking Simple interface allows quick integration into existing projects Wide operating range suitable for various environmental conditions Robust build quality for consistent performance in demanding applications Practical Applications: 1. Home automation systems for monitoring room temperature and humidity to maintain comfort and energy efficiency 2. Agricultural and greenhouse projects for controlling climate conditions to improve plant health and yield 3. Industrial or laboratory setups that require accurate environmental measurements for process control or data logging The DHT22 Digital Temperature and Humidity Sensor Module (AM2302) is an choice for anyone who needs accurate, stable, and easytouse environmental sensing in compact form. It delivers professionalgrade performance while remaining compatible with common sensor platforms such as SHT11 and SHT15.