Package includes: 1 piece DHT 11 Digital Temperature And Humidity Sensor
 
Specifications:-
Power Supply： 3.3 to 5.5V DC
Output： 4 pin single row
Measurement Range： Humidity 20 to 90%RH， 
Accuracy： Humidity +-5%RH， Temperature +-2℃
Resolution： Humidity 1%RH， Temperature 1℃
Interchangeability： Fully Interchangeable
Temperature measuring range: 0~+50degree 
humidity measurement accuracy: ±50 
percentrh temperature measurement accuracy: ±20degree
Response time: <5s 
low power consumption
size:23 x 12 x 55 mm
DHT11 digital temperature and humidity sensor for arduino, raspberry 8051 and others humidity measuring range: 20 percent~90 percentrh(0~50 degree (temperature compensation)
 
Bullet points:
Output： 4 pin single row
Measurement Range： Humidity 20 to 90%RH
Accuracy： Humidity +-5%RH， Temperature +-2℃
Power Supply： 3.3 to 5.5V DC