Description 1 Can detect
humidity and temperature in
the surrounding environment 2 Sensors with DHT11 3 Humidity measurement range: 20%-95% (0 degrees -50 degrees
range) humidity measurement error: -5% 4 Temperature measurement range: 0 degrees-50 degrees Temperature measurement error : -2 degrees
operating voltage 3.3V-5V
output Digital output
has fixed bolt holes for easy installation
of 7 small board PCB sizes: 3.2cm x 1.4cm
power LED (red)
Each set weighs approximately 8g
Second module interface description (3-wire system)
VCC external
3V-5V 2 GND external GND
DO small board switch digital output interface Join the microcontroller IO port
Third, the list of shipments
Piece of DHT11 module as shown (test passed)