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ESP8266 Wireless Module DHT11 Temperature Humidity Module Wireless WiFi Module Kit ESP-01/ESP-01S for IOT Smart Home

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Description:
    This module uses ESP8266-01/ESP-01S (random hair, ESP-01S or ESP-01) as the master control, and DHT11 as temperature and humidity sensor.
    ESP8266 collects the temperature and humidity in the environment and uploads to the server. It supports 3.7v-12V DC power supply (3.7V lithium battery). It can be used as temperature and humidity collection node for smart home or IOT project.

Parameter:

NO. Parameter Value
1 Host ESP-01/ESP-01S (random send ESP-01S or ESP-01)
2 Temperature and humidity Sensors DHT11
3 Operating Voltage DC 3.7V-12V (support 3.7V lithium battery power supply)
4 Measuring Range 20-90%RH 0-50 Celsius
5 Measuring Accuracy Temperature: +/- 2, humidity +/- 5%RH


Application Example:
    1>. Power supply: 3.7V-12V DC power VCC GND (pin 2.54mm) received.
    2>. Download program to ESP-01S/ESP-01 (random send ESP-01S or ESP-01).
    3>. Insert ESP-01/ESP-01S (randomly sent ESP-01S or ESP-01) into the 2*4 Pin row (in the direction of the arrow).

About Connection:
    1>. TCP Server serial prints information
    2>. DHT11 client sends temperature, humidity, and count to the server
    3>. DHT11 add sleep function
    4>. Initialize the add restart function. If the connection fails 10 times, restart the module


Circuit Diagram:


Tested by ICStation's Outstanding Partner Csongor Varga:

Learn More Details in the Video:
(The language in the video is English)

Quantity5+10+20+
Price$5.99$5.49$4.99

Feedback

By
Rating: [5] 5 of 5 Stars! Date Added: 2021-02-11 17:02:54
Works well, no problems. The circuit diagram on product detail page is wrong, it's from a relay modele.

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ESP8266 Wireless Module DHT11 Temperature Humidity Module Wireless WiFi Module Kit ESP-01/ESP-01S for IOT Smart Home
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