Post project 44: auto shutdown
October 17, 2014
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![Post project 44: auto shutdown](https://cdn.xingosoftware.com/elektor/images/fetch/dpr_1,w_800,h_460,c_fit/https%3A%2F%2Fwww.elektormagazine.com%2Fassets%2Fupload%2Fimages%2F5%2F20151016163911_post-project.png)
Circuits that automatically turn off battery
powered equipment after a set
period are commonplace. To
promote good battery
life it’s important to
make sure that the
current draw of such a
circuit is as small as possible,
especially in its off
state!
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