This guide will show you how to power a Raspberry Pi Zero over an ethernet cable. Since ethernet plugs only use half their pins, we can use the other half for simultaneous power.
It’s meant to be used with power over ethernet compatible networking hardware, so you can power it directly through the ethernet cables, without any batteries or USB chargers. You just plug it in, and you have both power and internet connectivity through a single cable.
Read the full tutorial here!
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