Waveshare UPS HAT easily adds battery backup to a Raspberry Pi

The Waveshare UPS HAT (E) offers an inexpensive, easy way to add battery backup to a Raspberry Pi project. It’s compatible with Raspberry Pi 5, 4B and 3B+ boards and accepts four 21700 lithium-ion batteries (not included). Just like a traditional UPS from a company like APC or CyberPower, the UPS HAT (E) springs into […]

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