This credit card sized PCB can SAVE YOUR LIFE! (Shrinkify your projects with a 4 Layer PCB)

One Stop PCBA, Get $24 SMT Coupon:https://jlcpcb.com/AAA Get my PCB design & Name Card Gerber: https://bit.ly/3tNjXji Previous video: https://youtu.be/XlON0Uj2Zk0 Box

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