Add Your Own Battery Backup System to a Raspberry Pi – Lifehacker

Add Your Own Battery Backup System to a Raspberry Pi Lifehacker The battery backup here uses an inexpensive custom circuit that automatically powers down the Pi when it loses power. It uses a couple of 9V batteries as a regulator to supply the voltage to the Pi to keep it alive. It's a pretty simple and cheap ..

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Add Your Own Battery Backup System to a Raspberry Pi – Lifehacker

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