modulo wifi para raspberry pi 2

2pcs DHT22 Digital Temperature and Humidity Sensor AM2302 Module+PCB with Cable

Description:

1. Size: 28.2 mm (length) * 13.1 mm (width) * 10 mm (high)
2. Weight: 6 g
3. Working voltage: 3 V – 5.5 V
4. The sensor models: the loose AM2302 temperature and humidity sensor
5. Signal output form: digital signal
6. Temperature measurement range: – 40°c to 80°c
7. Measuring accuracy: 0.5°c
8. The humidity measuring range: 0-100% RH
9. Measuring accuracy: 2% RH
10. Resolution: 16
11. With fixed screw holes, convenient installation and fixation. Diameter of 2.6 mm

Module interface description:
“+” : positive
“-” : the power of anode
“Out” : the microcontroller IO port

Package Contains:
2pcs x DHT22 Digital Temperature and Humidity Sensor (With PCB and Cables as shown in the following picture)