DHT11 Digital Temperature and Humidity Sensor Module
Key Features
Model: DHT-11 Temperature & Humidity Sensor
Detection Principle: Resistive Humidity & NTC Temperature Elements
Operating Voltage: 3.3V to 5V DC
Measurement Range: 20-90% RH (Humidity) / 0-50°C (Temperature)
Output Interface: Custom 1-Wire Digital Serial Protocol
The DHT-11 is a basic, pre-calibrated sensor module that reads room moisture and heat values. It sends both measurements down a single data wire, making it perfect for basic home weather stations and climate monitors.