Arduino misconceptions 6: a 9V battery is a good power source
![Arduino misconceptions 6: a 9V battery is a good power source](http://upload.wikimedia.org/wikipedia/commons/thumb/8/8d/Duracell_9_Volt_0849.jpg/403px-Duracell_9_Volt_0849.jpg)
This one has come up a lot recently on the Arduino subreddit and Electronics stackexchange – can I power my Arduino with a 9V battery? The quick answer is yes, you can. The long answer is yes…
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![](https://media.istockphoto.com/id/471504965/photo/9v-battery.jpg?s=1024x1024&w=is&k=20&c=04QVaE-4IzIizXkqXmifnLk-RBRpYbNw7QLKLZthGiE=)
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![](https://www.baldengineer.com/wp-content/uploads/2012/09/9v_batterys_suck_banner.png)
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