Emergency Button With NodeMCU
![Em_Button_Full.mp4_snapshot_05.51_[2018.09.06_02.35.59].jpg](/proxy/?url=https://content.instructables.com/FD2/DI4W/JLQUUPTL/FD2DI4WJLQUUPTL.jpg&filename=Em_Button_Full.mp4_snapshot_05.51_[2018.09.06_02.35.59].jpg)
Emergency Button help you to get help if there is any Emergency
situation , just Push the button and it will post in facebook or twitter automatically the message that you put it in the code , you can add another button if you have a medical condition on which you should be taken to the hospital immediately, when you press the button the message will be posted to Facebook or Twitter, and someone of your friends will see it , he will call the hospital .
Full Tutorial

Hardware Required


- NodeMCU
- Push Button
- 1 K Resistor
- Jumper wires
- 3.7 v Battery , or , 5 v Battery
-
Breadboard
Connections



D2 = 4 in coding .
Coding





Don't forget :
* (( WiFi.begin("SSID","Password"); ))
SSID & Password = your WiFi name and password
* (( MakerIFTTT_Key ="your Key"; ))
The photos is explain how to get the key
Downloads
How to Make It Post in Twitter











Go to IFTTT website and follow the photos
Making a Box














Testing




