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Full part list (WiFi YouTube subscribers counter)
7 segment module:
LINK eBay
Wemos D1 R2 mini:
LINK eBay
Buzzer:
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3D printed case
(DIY)
About me 
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Let's learn 
Contact us 
Arduino tutorials
Circuits tutorials 
Robotics tutorials
Q&A
Blog 
Arduino 
Circuits
Robotics 
Modules 
Gadgets 
Printers 
Materials 
3D objects 
3D edit 
Donate 
Reviews 
Advertising
