Project file on the free design tool: https://easyeda.com/GreatScott/PowerM...
https://easyeda.com/GreatScott/Portab...

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Project information (schematic, code, ....) on Instructables: http://www.instructables.com/id/Make...
Improvements to my Code: https://github.com/gilleshenrard/data...

Thanks to EasyEDA for sponsoring this video.
Check out their free circuit design tool here: https://easyeda.com

Parts list (affiliate links):
Aliexpress:
1x LiPo Battery: https://s.click.aliexpress.com/e/_dZh...
1x TP4056 Board: https://s.click.aliexpress.com/e/_dX8...
1x Arduino Pro Mini: https://s.click.aliexpress.com/e/_d62...
1x INA219 Board: https://s.click.aliexpress.com/e/_dUZ...
1x OLED LCD: https://s.click.aliexpress.com/e/_dWf...
1x SD Card PCB: https://s.click.aliexpress.com/e/_dUy...
1x Switch: https://s.click.aliexpress.com/e/_dVn...
Ebay:
1x TP4056 Board:http://rover.ebay.com/rover/1/711532...
1x Arduino Pro Mini:http://rover.ebay.com/rover/1/711532...
1x INA219 Board:http://rover.ebay.com/rover/1/711532...
1x OLED LCD:http://rover.ebay.com/rover/1/711532...
1x SD Card PCB:http://rover.ebay.com/rover/1/711532...
1x Switch:http://rover.ebay.com/rover/1/711532...

In this project I will show you how I combined an Arduino, an INA219 power monitor IC, an OLED LCD and a Micro SD Card PCB in order to create a power meter/logger that has more functions than the popular USB Power Meter.

Music:
2011 Lookalike by Bartlebeats
Killing Time, Kevin MacLeod (incompetech.com)