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A comment on Raspberry Pi Zero W as a headless time-lapse camera. Parent comment

Re:Raspberry Pi Zero W as a headless time-lapse camera by yardie on Tuesday March 14, 2017 @10:11AM (#13867603)
There isn't a really cheap way to do it. Solar panels are cheap, li-ion batteries are cheap. A PWM/MPPT charge controller is still not cheap. You can spend $20-30 on the other components and still have to purchase a $70-100 charge controller.
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