Adam Redfern
Published © CC BY

Battery Tester

Build a circuit that will quickly test AA, AAA, 9 volt and coin cell batteries.

BeginnerFull instructions provided1 hour120
Battery Tester

Things used in this project

Hardware components

LM3914
×1
DIP switch
×1
5mm LEDs
×10
Battery holder
×4
Resistors
×1
PCBWay Custom PCB
PCBWay Custom PCB
×1

Story

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Credits

Adam Redfern

Adam Redfern

45 projects • 19 followers
Electronics enthusiast/hobbyist. Twitter: @AdamRedfern Website: http://ohmega-electronics.co.uk/

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