description
One can detect the humidity and temperature of the surroundings
use DHT11 sensor
humidity measuring range: 20% 95% (0 degrees to 50 degrees range), humidity measurement error: + – 5%
temperature measurement range: 0-50 degrees temperature measurement error: + – 2 degrees
working voltage of 3.3 V to 5 V
output form digital output
sets of fixed bolt hole, convenient installation
small board PCB size: 3.2 cm * 1.4 cm
power indicator light (red)
every weight of about 8 g
module interface specification (3 wire system)
VCC external 3.3 V to 5 V
GND external GND
DO small plate switch digital output interface Answer the microcontroller IO port
نقد و بررسیها
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