
Description:
The DHT11 Humidity and Temperature Sensor Module is a compact and cost-effective digital sensor designed to measure both ambient temperature and relative humidity with reliable accuracy. Widely used in Arduino, ESP8266, ESP32, Raspberry Pi, and other microcontroller-based projects, the DHT11 provides calibrated digital output through a single data pin, making it easy to interface with development boards and IoT applications.
This sensor module features a built-in temperature and humidity sensing element along with signal conditioning circuitry, ensuring stable and accurate readings. With low power consumption and simple wiring requirements, the DHT11 is an excellent choice for weather stations, smart home automation systems, environmental monitoring, greenhouse control, HVAC applications, and educational electronics projects.
Specifications:
- Model: DHT11
- Model: Temperature and Humidity Sensor
- Operating Voltage: 3.3VDC to 5.5VDC
- Temperature measuring range: 0~+50 degrees
- Humidity measurement accuracy: ±5.0% RH

Features:
- Digital Temperature & Humidity Sensing
- Low-Cost and Beginner-Friendly Design
- Single-Wire Digital Data Output
- Easy Interfacing with Arduino & Raspberry Pi
- Stable Performance with Long-Term Reliability
- Factory-Calibrated for Accurate Readings
- Low Power Consumption
- Compact and Easy-to-Install Module
- Suitable for IoT and Automation Projects
- Ideal for Environmental Monitoring Applications
Pin Description:
- Pin 1: Power +Ve (3.3VDC to 5.5VDC Max wrt. GND)
- Pin 2: Serial Data Output
- Pin 3: Power Ground or Power –Ve
Package Included:
1 x DHT11 Digital Humidity and Temperature Sensor Module